2024 GMC Hummer EV Pickup TSBs
571 Technical Service Bulletins across 17 categories
Categories
Electrical
110 bulletinsVehicles may display a MIL or Service High Voltage message, with DTC P061B stored as current or history.
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The condition may be caused by a software anomaly and may clear after a vehicle sleep cycle. install the lasted program.
Customer Satisfaction Program.
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Certain vehicles listed above may have a condition in which remanufactured high voltage battery packs were built using modules that were ineligible for reuse and require a second replacement. Dealers will replace the high voltage battery.
Fixes to help ensure start reliability and prevent battery drain Improved charging performance and messages
Improved availability and map updates for Super Cruise Improvements to active cabin ventilation Additional protection...
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for the health of your battery Updates to help prevent excessive battery drain and overheating Improvements to the software update system
The active cabin ventilation feature will operate more reliably Additional protection for the health of your battery...
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and updates to help prevent excessive battery drain and overheating Improvements will support successful software updates for your vehicle and allow you to access new features and fixes
Additional protection for battery health and to help prevent battery drain Improved charging messaging in the driver...
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display Improved vehicle diagnostics
The active cabin ventilation feature will operate more reliably Additional protection for the health of your battery...
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and updates to help prevent excessive battery drain and overheating Improvements will support successful software updates for your vehicle and allow you to access new features and fixes Improvements to leveling corrections Improvements to the performance of One-Pedal Driving Fixes to help maintain Electronic Stability Control and One-Pedal Driving availability after a vehicle software update Improvements to the power swing gate. iPhone charging
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, to perform the steps listed and should be able to reprogram the module and correct this.
Improvements to help protect battery health in low temperatures.
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Improvements to diagnostics to reduce service messages. Fixes to help protect battery health in high temperatures. Fixes to improve responsiveness for vehicle diagnostics.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC'ss
This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an...
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event like a lightning strike, battery jump started backwards, failure over the air update, etc.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service...
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High Voltage DTCs.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
Certain vehicles listed above may have a condition in which the Battery Energy Control Module will not exit...
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commissioning (start-up), because a Cell Monitoring Unit is offline. Dealers will reprogram the Battery Energy Control Module. Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
The Battery Energy Control Module (BECM) in certain vehicles include battery-monitoring software.
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An update is available for this software that improves the BECMs ability to detect moisture inside the RESS enclosure. Dealers are to reprogram the BECM with the updated software.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
Great News! Your vehicle keeps getting better.
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This software update includes the following, if your vehicle is equipped: Improves accuracy of service messages for high voltage charging system. Reduces drain on 12V battery. Improves performance of charging. Improves performance of wireless communication of the Lithium Ion battery status Improves performance of cabin heating and windshield defrosting system During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This service bulletin provides information on the restraint warning lamp being illuminated and the correction to this by...
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replacing the passenger presence module.
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the...
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load on the system that may be causing a drain.
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, to perform the steps listed and should be able to reprogram the module and correct this.
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
This Preliminary information communicates, Rear steering module can be recovered with a 12v battery disconnect and SDAC...
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or a VCI number programming event.
On certain vehicles listed above, the 12V Battery Negative Cable was erroneously labeled with a First Responder Emergency Cut Loop label.
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Dealers are to inspect and ensure that the High Voltage Service Lockout Harness has the Emergency Cut Loop label installed and the 12V Battery Negative Cable does not have the Emergency Cut Loop label installed.
On certain vehicles listed above, the 12V Battery Negative Cable was erroneously labeled with a First Responder Emergency Cut Loop label.
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Dealers are to inspect and ensure that the High Voltage Service Lockout Harness has the Emergency Cut Loop label installed and the 12V Battery Negative Cable does not have the Emergency Cut Loop label installed.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This Preliminary information communicates how to erase a DTC that is falsely setting due to a software concern with the...
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Image Processing Module
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use...
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for certain repairs, such as Wiring Harness Repairs.
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
This Preliminary information communicates how to recover the Image Processing Module.
This informational bulletin provides information for dealers/technicians on Faulty Low 12V Battery Email OnStar Alerts.
This Preliminary information communicates, Rear steering module can be recovered with a 12v battery disconnect and SDAC...
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or a VCI number programming event.
This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service...
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High Voltage DTCs.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
This Preliminary information communicates that a vehicle may come to the dealer with a service high voltage message.
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The dealer is instructed to check for code B2BAA and if it is found to reprogram the Battery Energy Control Module.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This service bulletin provides information for dealers/technicians on Information on Opening / Closure Instructions for...
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DDR (Damaged, Defective, Recalled) High Voltage Battery Dunnage / Container.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
Service Update. On certain vehicles, the 12V battery negative cable was erroneously labeled with a First Responder Emergency Cut Loop label.
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Dealers are to inspect and confirm whether or not the High Voltage Service Lockout Harness has the Emergency Cut Loop label installed and ensure that the 12V Battery Negative Cable does not have the Emergency Cut Loop label installed.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
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repairing wiring harnesses.
Service Update. On certain vehicles, the 12V battery negative cable was erroneously labeled with a First Responder Emergency Cut Loop label.
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Dealers are to remove the First Responder Emergency Cut Loop label from the 12V battery negative cable.
Customer Satisfaction Program - Certain vehicles may have been built with a Serial Data Gateway Module (SDGM) that is...
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incompatible with the vehicles software. Dealers will replace the SDGM.
This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset...
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to correct.
This Preliminary information communicates how to recover the Image Processing Module.
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, to perform the steps listed and should be able to reprogram the module and correct this.
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the...
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load on the system that may be causing a drain.
This service bulletin provides information on key code security rules and information on GM keycode look-up applications...
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(U.S).
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This Preliminary information communicates the need to program the BECM before replacement of the high Voltage battery.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
This technical bulletin provides repair information to correct a customer concern of DTC C1171 C1172 C1173 C1174 Tire...
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Pressure Monitor Sensor Unable to Relearn Ethernet Cable Overlay for TCP OnStar Module.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, to perform the steps listed and should be able to reprogram the module and correct this.
This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance...
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that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Technician will remove the moisture sensor and clean the glass and mounting bracket with alcohol wipe. If the gel separates from the sensor the sensor will need to be replaced.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
Customer Satisfaction Program - certain vehicles may require software updates that improve the customer experience and...
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optimize future over-the-air updates. Dealers will replace the chassis control module and perform a comprehensive software update.
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles.
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It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct...
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customer concerns.
This Preliminary information communicates that they need to drive the vehicle over 5 miles on the ODO to be able to high...
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Voltage Charge.
This Preliminary information communicates a software anomaly that will cause the liftgate to close at a higher than...
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expected speed after a 12V battery disconnect and to advise on asoftware fix to repair this concern.
This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery...
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to clear the codes.
This Preliminary information communicates to technicians to perform the programming to the vehicles module to correct...
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customer concerns.
This Preliminary information communicates a software anomaly that will cause the liftgate to close at a higher than...
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expected speed after a 12V battery disconnect and to advise on asoftware fix to repair this concern.
Service Update. On certain vehicles, the 12V battery negative cable was erroneously labeled with a First Responder Emergency Cut Loop label.
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Dealers are to remove the First Responder Emergency Cut Loop label from the 12V battery negative cable.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core...
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return shipping method.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
Service Update - Certain vehicles may have a condition where the Serial Data Gateway Module is incompatible for software updates.
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Dealers are to replace and reprogram the serial data gateway module.
This bulletin advises the tech that they may have possibly installed the wrong drive unit fluid pump and need to check...
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which module created the code.
This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map...
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Module (HDLM) - SuperCruise Unavailable.
This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map...
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Module (HDLM) - SuperCruise Unavailable.
This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV)...
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High Voltage Battery Handling.
This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map...
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Module (HDLM) - SuperCruise Unavailable.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) FAQs.
This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV)...
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High Voltage Battery Handling.
This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
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repairing wiring harnesses.
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This informational bulletin provides information on Information on High Voltage Label on X6 Branch of the BCM Wiring.
This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.
This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV)...
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High Voltage Battery Handling.
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) FAQs.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This informational bulletin provides information for dealers/technicians on Information on Opening / Closure...
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Instructions for DDR (Damaged, Defective, Recalled) High Voltage Battery Dunnage / Container.
Pre-Delivery & Maintenance
101 bulletinsThis service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector...
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Reconnect Labor Code Numbers.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This service bulletin provides information on Power Tonneau Cover Diagnostic Tips.
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector...
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Reconnect Labor Code Numbers.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This bulletin provides information on Wiper Blade Maintenance Tips.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
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Only).
This bulletin provides information on Wiper Blade Maintenance Tips.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
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before being sold (prepping) to the customer.
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles...
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that request to disable or enable content.
This service bulletin provides information on proper use of floor mats.
Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S.
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Only).
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
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before being sold (prepping) to the customer.
This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After...
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Driving 3060 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be...
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shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal...
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Drive.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
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(WPC) Parts Return Program.
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
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identification for warranty transactions (U.S. Only).
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
This technical bulletin provides repair information to correct a customer concern of Super Cruise Dropping Out After...
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Driving 3060 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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and Canada Dealers Only).
The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
This technical bulletin provides repair information to correct a customer concern of SuperCruise Dropping Out After...
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Driving 3060 Seconds and/or Service Driver Assist Message Illuminated with DTCs U1626, U3000, and/or B2BA1.
This bulletin provides information on Wiper Blade Maintenance Tips.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
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submit a Pre-Repair Authorization (PRA).
Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This service bulletin describes the U.S.
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Dealer Special Tool Loan Program process.
Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal...
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operation.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
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replacements.
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
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Dealers Only).
This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal...
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Drive.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This warranty administration bulletin provides policy information requirements applicable to key fob replacement under...
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the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer...
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repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.
This warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle...
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services and maintenance on vehicles originating/sold in Canada.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
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replacements.
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and...
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the warranty transaction submission procedures that support the Personal Property Damage process.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
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before being sold (prepping) to the customer.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information on proper use of floor mats.
This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME)...
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FAQs.
This service bulletin provides technicians with information to help identify the differences between what is considered...
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a fluid leak, and what is considered fluid seepage.
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical...
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Assistance Center (TAC).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
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Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be...
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shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal...
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Drive.
This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with...
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Vehicle Intelligence Platform (VIP).
This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399,...
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E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with...
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Vehicle Intelligence Platform (VIP).
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles...
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that request to disable or enable content.
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate...
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Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
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(WPC) Parts Return Program.
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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and Canada Dealers Only).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
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submit a Pre-Repair Authorization (PRA).
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
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submit a Pre-Repair Authorization (PRA).
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats...
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warped or misshapen.
This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME)...
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FAQs.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector...
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Reconnect Labor Code Numbers.
This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
This service bulletin describes the U.S.
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Dealer Special Tool Loan Program process.
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical...
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Assistance Center (TAC).
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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Dealers Only).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
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Dealers Only).
Other
69 bulletinsThis preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with...
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the image processor #2 and how to restore communication
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM.
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Advises of how to contact PQC to authorize SDGM replacement.
This Pi is to let dealer know that a program issue has been released and to not replace any hard for codes P2C8A, P2C8B,...
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U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, U3581, U3582, U3583, U3584, U2BAA, U2BAB, U2BAC, U2BAD, U2BAE,
This PI provides diagnostic steps for dealer technicians to verify the condition and ensure that part replacement is...
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necessary
This Preliminary information communicates recovery procedure after return to dealer message.
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM.
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Advises of how to contact PQC to authorize SDGM replacement.
Pi created to provide GM dealers with information on gathering information for projection issue
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PI created to provide dealer technicians with procedures for updating Google Maps.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical...
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Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Pi is to let dealer know that a program issue has been released and to not replace any hard for codes P2C8A, P2C8B,...
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U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, U3581, U3582, U3583, U3584, U2BAA, U2BAB, U2BAC, U2BAD, U2BAE,
This Preliminary information communicates to the field about a false DTC that is setting and how to address the issue.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
A vehicle may come in with B3A6B set in history.
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Tech is directed to clear code and advise the customer an OTA will be released for the code.
This Preliminary information communicates to the field about a false DTC that is setting and how to address the issue.
New Vehicle Monitoring Programs Section in IVH
A vehicle may come in with B3A6B set in history.
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Tech is directed to clear code and advise the customer an OTA will be released for the code.
A vehicle may come in with B3A6B set in history.
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Tech is directed to clear code and advise the customer an OTA will be released for the code.
This Pi is to let dealer know that a program issue has been released and to not replace any hard for codes P2C8A, P2C8B,...
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U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, U3581, U3582, U3583, U3584, U2BAA, U2BAB, U2BAC, U2BAD, U2BAE,
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera...
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and dealers to replace the camera.
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary information communicates a program has been released to fixDTCs U2BF2, U2BF3, and/or U2BF6.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This informational bulletin provides information on Power Tonneau Cover Diagnostic Tips.
This Preliminary information communicates to the field about a false DTC that is setting and how to address the issue.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information...
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and repair procedures.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates how to repair the rear swing gate access button that is stuck
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates recovery procedure after return to dealer message.
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information...
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and repair procedures.
This technical bulletin provides a procedure to correct the condition of Front End Noise While Driving or Driving Over...
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Irregular Surfaces.
This Preliminary information communicates how to find and address aftermarket Equipment that prevents Supercruise from...
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engaging.
This Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve...
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the concern by a swing gate adjustment.
This Preliminary information communicatesa reset procedure for a possible anomalywithin the drivers monitoring camera,If...
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the reset procedure is unsuccessful the drivers monitoring camera will require replacement.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve...
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the concern by a swing gate adjustment.
This Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve...
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the concern by a swing gate adjustment.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
This technical bulletin provides repair information to correct a customer concern of SuperCruise Unavailable No road...
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Info: Road Expansion.
This informational bulletin provides information for dealers/technicians on front license plate adapter bracket...
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installation during PDI.
This informational bulletin provides information on when the customer engage SuperCruise, their vehicle will immediately...
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veer to the left and center itself on the left-hand lane line. During normal driving and/or if normal/adaptive cruise is used a pull may not be noticed.
This informational bulletin provides information on Power Tonneau Cover Diagnostic Tips.
This informational bulletin provides information for dealers/technicians on front license plate adapter bracket...
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installation during PDI.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
This informational bulletin offers Information on Rear Tow Hook Mounting Bolt Bottoms Out Before Achieving Torque.
This informational bulletin offers Information on Rear Tow Hook Mounting Bolt Bottoms Out Before Achieving Torque.
Engine
66 bulletinsThis PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or...
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Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engineering is investigating the root cause; customers may continue to drive the vehicle. This PI will be updated or replaced by a TSB once a resolution is determined.
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on...
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part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications.
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Engineering is investigating and this PI will be converted to a bulletin when a repair is available.
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on...
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part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
Service Update. Certain vehicles listed above may be missing a high voltage header plug on the RESS battery pack drive motor connector.
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Dealers are to inspect the RESS pack connectors and install the proper HV Header Plug if missing.
This PI communicates information informing dealers that Engineering is aware of the clunk noise and is currently...
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investigating a root cause.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
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repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all...
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listed EV vehicles for engineering review.
this bulletin advises the tech not to replace the shock for possible air leak, but to replace the air valve on the...
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shock.
This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for...
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BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This engineering informational bulletin is requesting information from technicians to perform the check list provided...
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and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) illuminated on the Driver Information Center (DIC) and/or a no-start condition following a recent vehicle update.
This Preliminary Information communication provides information to the technician about fluid leaking from the brake...
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caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston.
This engineering information (EI) is requesting information from technicians to perform the check list provided and...
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contact the engineer listed in regards the hood will not latch, open and/or gets stuck, hood ajar message displayed on driver information center (DIC), DTCs P257D, P257E, P257F, B1C80, B1C81, B1C85, B1C89, B1C8C, B1C8D, B1CB5 , B1CBF set.
This PI communicates a procedure to clean oil leaking from the rain sensor.
This engineering informational bulletin is requesting information from technicians to perform the check list provided...
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and contact the engineer listed in regards to the side door windows being inoperative when pressing the window switch.
This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for...
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BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all...
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listed EV vehicles for engineering review.
Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise.
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Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.
This engineering information (EI) is requesting pictures from technicians in regard to center hood molding being loose...
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and/or potentially detaching from vehicle.
Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise.
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Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.
Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise.
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Dealers will update the Engine Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This Preliminary information communicates the request that engineering it looking to get data from these vehiclesbefore...
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any work is being performed.
This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for...
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BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
This Preliminary information communicates the request that engineering it looking to get data from these vehiclesbefore...
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any work is being performed.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This Preliminary information communicates the request that engineering it looking to get data from these vehicles before...
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any work is being performed.
This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for...
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BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
Customer Satisfaction Program.
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On certain vehicles, the front electric drive unit may not have passed the end of line test. Dealers are to replace the front electric drive transmission module and reprogram the drive motor control module.
This Preliminary information communicates to confirm proper orientationof check valves in the A/C system.
This Preliminary information communicates ordering process for the frontand reardrive units are onrestriction for all...
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listed EV vehicles for engineering review.
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to...
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MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.
This engineering information (EI) is requesting information from technicians to perform the check list provided and...
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contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program...
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for GMC HUMMER EV, Silverado EV and BrightDrop.
This service bulletin provides information for engine oil life monitor operation calculation.
This engineering information (EI) is requesting information from technicians to perform the check list provided and...
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contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.
Service Update. On certain vehicles, the power tonneau cover may not open or close.
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Dealers are to replace the electronic control unit, and if necessary, also replace the power tonneau cover motor.
Customer Satisfaction Program.
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On certain vehicles, the rear electric drive unit may not have passed the end of line test. Dealers are to replace the rear electric drive transmission module and reprogram the drive motor control module.
Customer Satisfaction Program.
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On certain vehicles, the front electric drive unit may not have passed the end of line test. Dealers are to replace the front electric drive transmission module and reprogram the drive motor control module.
This bulletin updates the position of General Motors on refinishing aluminum wheels.
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GM has determined that wheel refinishing under warranty will no longer be performed.
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with...
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conductive finish.
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program...
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for GMC HUMMER EV, Silverado EV, & BrightDrop.
This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage...
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patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present on network communication circuits.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program...
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for GMC HUMMER EV, Silverado EV, & BrightDrop.
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program...
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for GMC HUMMER EV, Silverado EV, & BrightDrop.
This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program...
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for GMC HUMMER EV, Silverado EV, & BrightDrop.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
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Dealers Only).
This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage...
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patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present on network communication circuits.
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
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Recommendations.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
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Dealers Only).
This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from...
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customer-owned vehicles in the field for further engineering study and analysis.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
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internal engine damage.
Infotainment
56 bulletinsThis Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This update contains a required software change to help improve the overall software update and diagnostics process.
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Be sure to install this update to be able to receive future software updates. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior.
This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or...
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Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This update contains a required software change to help improve the overall software update and diagnostics process.
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Be sure to install this update to be able to receive future software updates. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior.
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and...
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how to reset/clear the message.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers steps to follow to recover an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
Improvements to the performance of Super Cruise.
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During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
Software Update for your Model Year 2024 GMC HUMMER EV if your vehicle is equipped: Improvements to leveling corrections.
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Improvements to the performance of One-Pedal Driving. Fixes to help maintain Electronic Stability Control and One-Pedal Driving availability after a vehicle software update. Improvements to the power swing gate. iPhone charging During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and...
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how to reset/clear the message.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to the technicians that this audio concern is a software issue and to not...
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replace any parts at this time.
Great News! Your vehicle keeps getting better.
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This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built...
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In Radio.
This Preliminary information communicates to the technicians that this audio concern is a software issue and to not...
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replace any parts at this time.
This service bulletin provides a repair procedure to correct customer concerns of Power Windows, Door Locks and Outside...
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Mirrors Inoperative, Unwanted Theft Alarm Activation, Random Messages Displayed on Driver Information Center (DIC).
This technical bulletin provides repair information to correct a customer concern of Passenger Side Windshield A-Pillar...
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Speaker Grill Cover Falling Off/Loose/Not Flush.
This service bulletin provides information on Radio Software release Version Z172.6 Multiple Updates for IOK to correct...
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customer concerns of radio software issues.
This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built...
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In Radio.
This Preliminary information communicates that it is normal for the tailgate todropfaster than it used to after the GM...
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Accessory Kicker Audio System isinstalled.
This service bulletin provides repair information to correct a customer concern of Radio software issues Multiple...
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Updates for IOK.
This service bulletin provides information on Radio Software release Version Z172.6 Multiple Updates for IOK to correct...
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customer concerns of radio software issues.
This Preliminary information communicates a software anomaly that will display a message for a option that the vehicle...
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is not equipped with and a software update that is now available.
This service bulletin provides repair information to correct a customer concern of Radio software issues Multiple...
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Updates for IOK.
(There may be future updates under this same release number.) Your GMC Hummer EV keeps getting better.
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This software update includes the following if your vehicle is equipped: Refinements: Updates made to the overall vehicle software update process. Updates made to improve connectivity within Apple CarPlay, Bluetooth & SiriusXM. Updates made to the long range radar functionality to enhance alignment during height changes. Updates made to the wireless charging functionality to provide a faster charging experience for iPhone 12 or newer. A variety of other minor software updates to make your driving and in-vehicle experience better. Better Never Stops
Software & Calibration
38 bulletinsThis Preliminary information communicates how to resolve a issue where a vehicle is not receiving OTA updates
This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated...
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bleed with the scan tool dues to a issue with the software in the scan tool
Service Update. Certain vehicles listed above may enable the new King Crab Feature through OTA programming or programming at the dealer.
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Dealers will perform a comprehensive software update. Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
This update contains a required software change to help improve the overall software update and diagnostics process.
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Be sure to install this update to be able to receive future software updates.
This Preliminary information communicates on a software anomaly for a DTC that sets for the incorrect side and how to...
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address that concern.
This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated...
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bleed with the scan tool dues to a issue with the software in the scan tool
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This Preliminary information communicates to the technician that GM is aware of this concern and to update the Google...
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maps application through the playstore.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This Preliminary information communicates if a customer and service tech encounter this concern, it will be fixed with a...
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software update and the vehicle can still be driven in the meantime.
"This Preliminary information communicates information on software issues for the P2980 Code, and steps to check see how the code is failing.
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these steps will help the dealer determine if a pending software fix will correct the issue of if parts need to be replaced.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option...
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(LPO) Calibrated Accessories.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This service bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option...
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(LPO) Calibrated Accessories.
This Preliminary information communicates information on software issues for the P2980 Code, and steps to check see how the code is failing.
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these steps will help the dealer determine if a pending software fix will correct the issue of if parts need to be replaced.
This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This Preliminary information communicates to the technician that GM is aware of this concern and to update the Google...
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maps application through the playstore.
This Preliminary information communicates to dealer on how to check for an OTA update pending
Customer Satisfaction Program - certain vehicles vehicles may require software updates that improve the customer...
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experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.
This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.
This Preliminary information communicates to the field on how to reset the FCM until new software is released for...
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supercruise dropping out.
This Preliminary information communicates to the field on how to reset the FCM until new software is released for...
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supercruise dropping out.
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with...
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newsoftware thatis now available.
This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and...
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a possible orange telltale on the DIC and to update vehicle software to resolve the concern.
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with...
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newsoftware thatis now available.
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with...
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newsoftware thatis now available.
This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent...
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reason and a software update to address that concern.
This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and...
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a possible orange telltale on the DIC and to update vehicle software to resolve the concern.
This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and...
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a possible orange telltale on the DIC and to update vehicle software to resolve the concern.
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with...
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newsoftware thatis now available.
This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent...
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reason and a software update to address that concern.
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with...
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newsoftware thatis now available.
This service bulletin provides technicians with updated information to help identify the differences between what is...
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considered a fluid leak, and what is considered fluid seepage.
This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option...
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(LPO) Calibrated Accessories.
Body & Paint
38 bulletinsThis PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position...
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after curbview assist is used.
This Preliminary Information communicates possible conditions arising from corrosion on the JX310 splice pack that could...
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affect vehicle operation including the ability to start, drive, charge their EV.
This Preliminary information communicates that the Tailgate Assist Handle is not included with certain truck models and...
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how to get one if needed.
This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position...
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after curbview assist is used.
This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position...
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after curbview assist is used.
This Preliminary information communicates that the Tailgate Assist Handle is not included with certain truck models and...
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how to get one if needed.
This informational bulletin provides information on HUMMER EV Water Leak Diagnostic Tips.
This Preliminary information communicates a diagnostic tip on how to resolve a issue of the horn sounding when vehicle...
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doors are being closed and the key in vehicle reminder set to off.
This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when...
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addressing underbody component corrosion with customers.
This Preliminary information communicates a normal charteristic with the outside passengers mirror and not to replace...
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the mirror for a normal concern.
This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that...
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have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the...
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shipping film.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
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Guidelines.
This Preliminary information communicates how to repairthe e-Trunk if it has lost it's learn with a new software update
This technical bulletin provides repair information to correct a customer concern of Front Floor Console Center...
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Compartment Door Stuck Closed.
This Preliminary information communicates that theTailgate Assist Handle is not included with the Hummer EV and the...
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RST/Denali EV trucksand how to get one if needed.
This Preliminary information communicates how to properly relearn the e-Trunk if it has lost it's learn.
This Preliminary information communicates adiagnostic tip when experiencing an error when trying to perfom a trim height...
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learn or review pressure data in GDS
This Preliminary information communicates to the field on a diagnostic tip for a Service Door Latch message and checking...
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the inside door handle cable to make sure ift is fully engaged
Certain vehicles listed above may need an updated Owners Manual insert which includes improved feature descriptions for...
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Remote Key Operation (Key Fobs), Power Hood (eTrunk) for all, and Swing Gate information (for HUMMER EV SUV). Dealers will insert the updated insert into the Owners Manual. Since the insert can be easily installed, and to reduce customer inconvenience, the insert will be sent directly to customers of record along with instructions. Customers may place the insert into their Owners Manual or, if they desire, they may ask the dealer to perform this task.
This Preliminary information communicates how to properly relearn the e-Trunk if it has lost it's learn.
The informational bulletin advises that the trim beadlock is for decoration and not actual function.
This Preliminary information communicates that theTailgate Assist Handle is not included with the Hummer EV and the...
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RST/Denali EV trucksand how to get one if needed.
This informational bulletin provides information on Information on available Low Gloss Matte Paint Finishes.
This technical bulletin provides repair information to correct a customer concern of Removable Sky Panel Creak Pop Snap...
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Noise Hot Interior Temps.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
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characteristic.
Customer Satisfaction Program.
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On certain vehicles, customers may experience wind noise and/or a rattling condition originating at the removable roof panels. Dealers are to adjust the roof I-Bar pocket receiver.
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed...
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Aluminum Wheels.
This technical bulletin provides repair information to correct a customer concern of Removable Sky Panel Creak Pop Snap...
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Noise Hot Interior Temps.
This informational bulletin provides information on HUMMER EV Water Leak Diagnostic Tips.
This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
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Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This informational bulletin provides information on Information on available Low Gloss Matte Paint Finishes.
This technical bulletin provides repair information to correct a customer concern of Removable Sky Panel Creak Pop Snap...
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Noise Hot Interior Temps.
This technical bulletin provides repair information to correct a customer concern of Removable Sky Panel Creak Pop Snap...
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Noise Hot Interior Temps.
This informational bulletin provides information on HUMMER EV Water Leak Diagnostic Tips.
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
This service bulletin provides information on Paintless Dent Repair Process.
This informational bulletin provides information on Information on available Low Gloss Matte Paint Finishes.
Lighting
21 bulletinsThis Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being...
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installed on the vehicle.
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a...
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written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the affected vehicles will be mailed an owners manual and warranty insert containing this information in English and Spanish.
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a...
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written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the applicable vehicles will be mailed an owners manual and warranty insert containing this information in English and Spanish.
This service bulletin provides diagnostic information for dealers/technicians on an Amber Light on Dual Level Portable...
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Charge Cord Set.
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
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Replaced During Warranty Coverage Period.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being...
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installed on the vehicle.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
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Replaced During Warranty Coverage Period.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
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Accessories.
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being...
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installed on the vehicle.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty...
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Coverage Period.
This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE)...
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Tires and PDI installed Limited Production Option (LPO) Tires.
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or...
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Fog/Driving Lamp Damage.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
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Accessories.
This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty...
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Coverage Period.
Brakes
19 bulletinsThis service bulletin provides information for the technicians to use a Customer Concern Verification sheet to...
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facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
This Preliminary information communicates an issue with theHydrastar Electric Over Hydraulic trailer brake system...
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causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when...
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theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert".
This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a...
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garage or driveway.
This technical bulletin provides a procedure on a rattle type noise heard from the brake pedal area.
This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering...
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Wheel with Brakes Applied.
This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when...
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theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert".
This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored...
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During Pulling a Trailer with a Battery, Generator or Solar Charger.
This Preliminary information communicates an issue with theHydrastar Electric Over Hydraulic trailer brake system...
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causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
Various improvements to the customer experience including display and lighting Improvements to the software update...
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process Improvements to rear gate closure, iPhone charging, 12V battery performance, and overall charging capability Various improvements to camera display, automatic braking, Super Cruise, Lane Keep Assist, and Auto Park Assist Various improvements to the infotainment system including Apple CarPlay, Google Maps and Google Assistant, Bluetooth connectivity, and video streaming
Various improvements to the customer experience including display and lighting.
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Improvements to the software update process Improvements to rear gate closure, iPhone charging, 12V battery performance, and overall charging capability Various improvements to camera display, automatic braking, Super Cruise, Lane Keep Assist, and Auto Park Assist
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This Preliminary information communicates to the field a normal noise that is heard when applting the brakes and turning...
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the steering wheel.
This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering...
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Wheel with Brakes Applied.
This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored...
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During Pulling a Trailer with a Battery, Generator or Solar Charger.
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored...
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During Pulling a Trailer with a Battery, Generator or Solar Charger.
This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored...
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During Pulling a Trailer with a Battery, Generator or Solar Charger.
Hybrid & EV
18 bulletinsCertain vehicles may have been sold with a GM NACS Level 2 EV charging adapter (NACS to J1772) in which a quality issue was identified.
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Dealers are to provide the customer with the latest design charging adapter.
This service bulletin provides dealers with Warranty Administration information on North American Charging Standard...
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(NACS) DC Adapter Warranty Claim Information.
This Preliminary information communicates Proper NACS charging adaptor usage.
This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
This warranty administration bulletin provides policy information for chargers that are covered under the terms of a...
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3-year Limited Parts Warranty from the date of purchase.
This service bulletin provides dealers with Warranty Administration information on North American Charging Standard...
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(NACS) DC Adapter Warranty Claim Information.
This informational bulletin provides information on EV Charge Inlet Dust Cover Replacement Information.
This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or...
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USB Receptacle Inoperative.
This service bulletin provides dealers with Warranty Administration information on North American Charging Standard...
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(NACS) DC Adapter Warranty Claim Information.
This informational bulletin provides information on EV Charge Inlet Dust Cover Replacement Information.
This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
This service bulletin provides dealers Warranty Administration - North American Charging Standard (NACS) DC Adapter...
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Warranty Claim Information.
This service bulletin provides information on AGM batteries that require less frequent charging in storage.
This informational bulletin provides information for dealers/technicians on Mobile Phone Inductive Charger Bin Liner...
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Installation Tips.
This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
This warranty administration bulletin provides policy information for chargers that are covered under the terms of a...
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3-year Limited Parts Warranty from the date of purchase.
This warranty administration bulletin provides policy information for chargers that are covered under the terms of a...
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3-year Limited Parts Warranty from the date of purchase.
Tires & Wheels
9 bulletinsThis preliminary information communicates information about how to determine if a wheel and tires size change is...
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available.
This service bulletin provides information on Tire Sidewall Irregularities.
This informational bulletin provides information on Wheel Drive Shaft Retention Snap Ring Design Change.
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM...
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Vehicles.
This informational bulletin provides information on Wheel Drive Shaft Retention Snap Ring Design Change.
This informational bulletin provides information on Wheel Drive Shaft Retention Snap Ring Design Change.
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all...
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repairs requiring balance and Road Force measurement.
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
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Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
Suspension
7 bulletinsThis Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air...
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inlet hose to the suspension compressor air leveling system or internal software concern
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air...
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inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly.
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air...
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inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly.
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 SYM 92 caused by a pinched air...
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inlet hose to the suspension compressor air leveling system or internal issue with compressor assembly.
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet...
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hose to the suspension compressor air leveling system.
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet...
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hose to the suspension compressor air leveling system.
This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet...
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hose to the suspension compressor air leveling system.
HVAC & Climate
6 bulletinsPI to help diagnose A/C concern
This Preliminary Information communicates possible conditions they may encounter during HVAC flushing procedures on some...
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vehicles due to adapter compatibility concerns that should be resolved soon.
This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold...
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weather climates and testing those batteries.
This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working...
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and/or Blows Warm Air.
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
This technical bulletin provides a procedure for vehicles having improper cabin heating and/or improper A/C performance.
Transmission
5 bulletinsImprovements to battery health diagnostics Fixes for efficiency when using fast charging stations Improvements to...
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reliability for climate control and charging Improvements to the accuracy of efficiency values Improvements to shifting Fixes to protect battery health and adjust charge limits Improvements to diagnostics that impact propulsion, charging, and One-Pedal Driving During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This software update includes the following, if your vehicle is equipped: Improvements to vehicle diagnostics.
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Fixes to preserve battery life and improve charging. Fixes to address issues with shifting. Fixes for vehicle airflow in icy conditions. Improvements to HVAC compressor performance. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
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due to seeing grease or sealant on certain locations on the gear.
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities.
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The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
Fuel System
3 bulletinsThis PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and...
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advises of warranty direction.
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for...
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analysis.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
Air Bags & Safety
3 bulletinsThis Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
This technical bulletin provides a procedure to correct Rear Seat Belt Bezel Falls Off.
This service bulletin provides information on availability for a seat belt extender.
Steering
2 bulletinsThis update enables functionality for King Crab mode.
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King Crab mode provides enhanced rear steering for off-road use To enable this feature, press and hold the right four-wheel steering button on the Drive Mode selector for five seconds For more information, refer to the Driving and Operating section in the owner's manual
This update enables functionality for King Crab mode.
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King Crab mode provides enhanced rear steering for off-road use. To enable this feature, press and hold the right four-wheel steering button on the Drive Mode selector for five seconds. For more information, refer to the Driving and Operating section in the owner's manual. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.