2025 Cadillac Optiq TSBs
235 Technical Service Bulletins across 16 categories
Categories
Electrical
53 bulletinsThis Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
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 Preliminary Information provides a repair direction for an inoperative amplifier module due to water intrusion.
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's
"This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
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It also informs them to follow the bulletins as necessary to USB update the modules."
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
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It also informs them to follow the bulletins as necessary to USB update the modules.
This Preliminary Information communicates that, under certain conditions, a MIL (Malfunction Indicator Lamp)...
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illumination or a "Service High Voltage" message may display on the IPC (Instrument Panel Cluster), and the 12V battery may experience discharge.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
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.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
This information provides software update information for the K73 Telematics module to correct the symptoms described.
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 the active safety systems maybe inoperable and to perform a module reset...
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to correct.
If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path before replacing...
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the Image processing module.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
This Preliminary information communicates That the active safety systems maybe inoperable and to perform a module reset...
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to correct.
This Preliminary information communicates the active safety features and/or cameras are inoperative or unavailable after...
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a 12 volt battery replacement or battery charge after a low voltage condition.
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.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
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It also informs them to follow the bulletins as necessary to USB update the modules.
Certain vehicles may have a condition in which SuperCruise is inoperative following a failed over the air (OTA) software update.
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Dealers will perform a Serial Data Authentication Configuration to restore vehicle module communications.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
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It also informs them to follow the bulletins as necessary to USB update the modules.
This Preliminary Information communicates the DTC's setting in the SDGM are false, steps to resolve and not to replace...
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the module.
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
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It also informs them to follow the bulletins as necessary to USB update the modules.
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 Thatthe active safety systems maybe inoperable and to perform a module reset...
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to correct.
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 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 that, under certain conditions, a MIL (Malfunction Indicator Lamp)...
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illumination or a "Service High Voltage" message may display on the IPC (Instrument Panel Cluster), and the 12V battery may experience discharge. In these instances, it is advised to perform BECM (Battery Energy Control Module) programming and execute the Manual Reset Shunt process. This applies when ALLof the following DTCs are set as current or history: P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, and U35AF.
This Preliminary information communicates Thatthe active safety systems maybe inoperable and to perform a module reset...
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to correct.
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 how to recover the Image Processing Module.
Some customers may comment on Service High Voltage Warning Message and vehicle in setting P1C01.
This informational bulletin provides information for dealers/technicians on Service High Voltage Message Setting DTC...
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P0CCD.
Certain vehicles may have a condition in which the heated windshield wiper park is inoperative.
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Dealers are to reprogram the Lighting 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 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 programming the Image Processing module and possible replacing the drivers...
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monitoring camera for concerns with Supercruise Unavailable and Driver Attention Assist Unavailable and Drowsy Driver Feature Disabled.
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 that a customer may experience a service high voltage message with a loss of heat.
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The technician may find P1C01 in history. The technician is advised that updated software will be released in the future. The dealer should advise the customer to cycle the ignition on and off to temporarily resolve the concern.
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 that a customer may experience a service high voltage message with a loss of heat.
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The technician may find P1C01 in history. The technician is advised that updated software will be released in the future. The dealer should advise the customer to cycle the ignition on and off to temporarily resolve the concern.
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.
Other
35 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 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 the technician the direction needed for a complaint of a squeak noise...
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coming from the rear of the vehicle when driving over bumps.
This Preliminary information communicates to the technician the repair direction necessary to address a condition when...
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the vehicle will no un-parallel park.
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
This Preliminary information communicates to the technician the possible cause for creak, rattle or tick noise coming...
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from the LH side of the dash.
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.
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.
This Preliminary information communicates how to move U018B from Current to History.
PI is created to advise dealer of an issue that may have been induced by OTA programming
This Preliminary information communicates how to move U018B from Current to History.
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.
Diagnostic Guidance for U3000-97 Long Range Radar Blocked
This Preliminary information communicates to the technician the direction needed for a complaint of a squeak noise...
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coming from the rear of the vehicle when driving over bumps.
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 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 PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary information communicates to the dealer the direction needed to address discoloration with the threads/...
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stitching for the seats in their new vehicle.
This Preliminary information communicates to the technician the steps to be taken when addressing a whistling noise...
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coming from the front of the vehicle when driving on the highway.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates to the dealer the direction needed to address discoloration with the threads/...
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stitching for the seats in their new vehicle.
This Preliminary information communicates to the dealer the direction needed to address discoloration with the threads/...
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stitching for the seats in their new vehicle.
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 to the technician the possible cause for creak, rattle or tick noise coming...
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from the LH side of the dash.
This Preliminary information communicates to the dealer/technician the steps needed to address a customer's concernof a...
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Collision Alertor Driver Assist unavailable message and a U0235 DTC.
This Preliminary information communicates to the technician the possible cause for creak, rattle or tick noise coming...
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from the LH side of the dash.
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, it is normal operation and nothing should be replaced.
This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57or B0126 SYM82setting...
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with no other DTCs.
Pre-Delivery & Maintenance
31 bulletinsA vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete.
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Tech is directed to drive a city route to complete the procedure.
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete.
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Tech is directed to drive a city route to complete the procedure.
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete.
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Tech is directed to drive a city route to complete the procedure.
This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete.
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Tech is directed to drive a city route to complete the procedure.
This service bulletin provides a procedure to correct the condition of Wiper Arm Chatter Concerns.
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 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 information for dealers/technicians on Diagnostic Aid - Super Cruise Unavailable.
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.
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 on the 2025 Cadillac OPTIQ New Model Features.
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
Infotainment
30 bulletinsThis 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 the steps on diagnosing certain EV vehicles with a blank IPC screen, no charge or start concerns.
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Information includes steps to resolve for various symptoms are provided to the dealership technician.
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 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 the technician the repair direction needed to address an inaccurate speed...
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limit sign displayed on instrument cluster.
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 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 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 an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This technical bulletin provides repair information to correct a customer concern of Radio Software Update...
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W23E-178.1.2-M174-SQBR6-93.3.
Fixes to help prevent loss of functionality for OnStar, infotainment apps, and connectivity features.
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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.
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 service bulletin provides information on software related issues and provides technicians information to update the...
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radio software to the latest version.
This service bulletin provides customers and technicians on a detailed description of navigating the Dolby Atmos after...
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installing the radio software W36E-179.1.2-M174-SQBR6-151.2.
Your vehicle keeps getting better.
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This software update includes the following, if your vehicle is equipped: Improvements to DC fast charging. Improvements to energy transfer. Improvements to performance during system fault conditions. 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 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 the dealer how to address the complaint of flutter/rattle noise from high...
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bass audio input on front door trim.
This Preliminary Information communicates the steps on diagnosingcertain EV vehicles with a blank IPC screen, no charge orstart concerns.
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Information includessteps to resolve for various symptomsareprovided to the dealership technician.
This service bulletin provides information on software related issues and provides technicians information to update the...
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radio software to the latest version.
This technical bulletin provides repair information to correct a customer concern of Radio Software Update...
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W23E-178.1.2-M174-SQBR6-93.3
This Preliminary information communicates to dealership technicians that they will need to perform this step prior to...
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performing any programming on replacement radios.
This technical bulletin provides repair information to correct a customer concern of Radio Software Update...
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W23E-178.1.2-M174-SQBR6-93.3
Your vehicle keeps getting better.
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This software update includes the following, if your vehicle is equipped: Enables Dolby Atmos advanced surround sound technology to provide optimal, immersive audio experience. Introduces Atmos object-based audio to allow sound to be placed throughout the vehicle. Utilizes height channels to allow sound to move in a three-dimensional space with Atmos. Active OnStar Services plan or data plan required. Amazon Music Unlimited and Tidal currently available for use with Atmos. Compatible streaming services that default to the highest quality track supported will utilize Atmos. Atmos content in .mp4 format can be played from USB storage devices. 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.
Service update - Certain vehicles listed above may have a condition in which the sound mode is not available to the customer in the radio settings.
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Dealers are to reprogram the radio
This technical bulletin corrects the condition of Sound Mode Menu Crashes on Radio Display.
This Preliminary Information communicates the steps on diagnosingcertain EV vehicles with a blank IPC screen, no charge orstart concerns.
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Information includessteps to resolve for various symptomsareprovided to the dealership technician.
This Preliminary information communicates instructions if a Super Cruise unavailable message is displayed.
This Preliminary information communicates instructions if a Super Cruise unavailable message is displayed.
Engine
21 bulletinsCertain vehicles, may have a condition in which the Drive Motor Power Distribution Control Module fails.
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Dealers are to replace the Drive Motor Power Distribution Control Module.
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 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 an issue with the virtual garage door opener not programming to a garage opener.
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Engineering is working on a new module.
This Preliminary Information communicates a intermittent misfire, surge, hesitation, chuggle with a potential MIL...
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concerning a potential skewed position 1 oxygen sensor. 2026 model year being added with break point.
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 Preliminary information communicates to the dealer a possible location for an engine harness chafe that may cause a...
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Service High Voltage system with charge limited to 26% message with DTC P1C01 or U016B.
This Preliminary information communicatesA vehicle may come to the dealer with a service high voltage message and P29BB.
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The dealer is advised not to replace the heater. They are to clear the code and advise the customer that engineering is working on a design improvement.
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 communicatesA vehicle may come to the dealer with a service high voltage message and P29BB.
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The dealer is advised not to replace the heater. They are to clear the code and advise the customer that engineering is working on a design improvement.
This Preliminary information communicates a vehicle may have a Service AC message.
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On diagnosis code P0071 will be found. The technician is directed to diagnose the circuits following SI. Tech is advised not to replace any parts and that engineering is working on a design improvement.
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 a vehicle may come to the dealer with a clicking noise on sharp turns at times.
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The dealer is instructed how to duplicate the concern and is instructed to advise the customer that Engineering is currently investigating.
This Preliminary information communicates that a vehicle may be encountered with the issue that the audio surround sound settings cannot be changed.
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Engineering is aware of the concern and is working on a resolution
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 a vehicle may be encountered with a service high voltage message.
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On inspection P00CD will be found by the technician. The tech is advised to let the customer know that this will not cause any driveability or charging concerns and that engineering is working on a resolution.
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.
Body & Paint
19 bulletinsThis Preliminary information communicates to the technician the repair direction needed to correct the foam seal when...
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visible from inside or outside of the vehicle.
This Preliminary information communicates to the technician the repair direction needed to address a window performance...
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issue or noise complaint.
This Preliminary information communicates to the technician the repair direction needed to correct the foam seal when...
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visible from inside or outside of the vehicle.
This Preliminary information communicates to the technician the repair direction needed to correct the foam seal when...
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visible from inside or outside of the vehicle.
This Preliminary information communicates to the technician the repair direction needed to correct the foam seal when...
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visible from inside or outside of the vehicle.
This Preliminary information communicates to the technician the repair direction needed to correct the foam seal when...
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visible from inside or outside of the vehicle.
This Preliminary information communicates to the technician the direction needed when the customer complains of the...
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charge port door being hard to open.
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 EI (Lite) (Pictures ONLY) for Pre-Delivery Inspection (PDI) and Customer Vehicle Issues Up to 500 Miles.
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Dealers should use the CSMT App, do Field Product Reporting (FPR) and submit a Report for Paint Issues or Damage.
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 Preliminary information communicates to the dealership/technician the repair direction needed to correct a...
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condition that allows the front fascia to contact the headlamp assembly and chip the paint.
This Preliminary information communicates to the technician the direction to take if they encounter an issue with the...
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front grill trim fitment.
This Preliminary information communicates to the technician a diagnostic tip for diagnosing a front door latch when it...
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is not latching.
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 service procedures to correct Windshield Wiper Arm Clearing and Interference Concerns.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
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Guidelines.
This Preliminary information communicates a vehicle may come to the dealer with waves or ripples in the finish of the charge port door.
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The dealer is advised that these are caused by water trapped in the clear coat paint and can be removed by parking in the sun or with the use of a heat gun.
This service bulletin provides information on Underhood Insulator and Beauty Covers/Sight Shields Missing.
Software & Calibration
10 bulletinsIf the driver receives a Driver Assist Unavailable message, and SuperCruise is non-functional, all future OTA updates may fail.
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Dealers will perform a Serial Data Authentication Configuration to restore SuperCruise functionality and enable future OTA updates.
If the driver receives a Driver Assist Unavailable message, and SuperCruise is non-functional, all future OTA updates may fail.
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Dealers will perform a Serial Data Authentication Configuration to restore SuperCruise functionality and enable future OTA updates.
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.
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
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.
Lighting
9 bulletinsThis Preliminary information communicates to the technician the direction needed to address a Service headlamp message...
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with DTC C103D sym28.
Certain vehicles listed above may be missing relevant information regarding the use of snow chains, snow socks, or other...
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traction devices from the Owners Manual. Vehicle owners will be mailed an owners manual insert to include with other important printed material in the glovebox. For vehicles currently on dealer lots, dealers will include the insert prior to delivery.
This service bulletin provides information and a procedure to correct the Dealer Installed Accessory Trailer Hitch...
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Installation Concern.
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 Preliminary information communicates to the technician the direction needed to address a Service headlamp message...
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with DTC C103D sym28.
This service bulletin provides information and a procedure to correct the Dealer Installed Accessory Trailer Hitch...
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Installation Concern.
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 that Dolby Atmos was not enabled for 2025 model year so it will not work.
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Technician is directed not to perform any repairs.
Hybrid & EV
8 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.
Steering
5 bulletinsThis Preliminary information communicates A vehicle may be encountered with super cruise inop due to not seeing drivers face clearly.
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The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.
This Preliminary information communicates A vehicle may be encountered with super cruise inop due to not seeing drivers face clearly.
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The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.
This Preliminary information communicatesA vehicle may be encountered with super cruise inop due to not seeing drivers face clearly.
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The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.
This Preliminary information communicates to the dealer how to address a customer concern ofa scrapping noise coming...
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from the steering wheel/column area.
This Preliminary information communicatesA vehicle may be encountered with super cruise inop due to not seeing drivers face clearly.
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The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.
Brakes
5 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.
Certain vehicles may have a condition in which the Front Right Brake Line Fitting is torqued under specification.
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Dealers are to tighten the Front Right Brake Line Fitting to the specified torque.
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 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.
Fuel System
2 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.
Tires & Wheels
2 bulletinsThis service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM...
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Vehicles.
Transmission
2 bulletinsCustomer Satisfaction Program.
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Certain vehicles listed above may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the front electric drive transmission module.
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.
HVAC & Climate
2 bulletinsThis 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.
Air Bags & Safety
1 bulletinThis Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.