2026 Cadillac Escalade Iq TSBs
162 Technical Service Bulletins across 16 categories
Categories
Other
39 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 ordering process for the night vision camera that are on restriction for all...
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listed vehicles for Technical Assistance review.
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 ordering process for the night vision camera that are on restriction for all...
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listed vehicles for Technical Assistance review.
This Preliminary information communicates ordering process for the night vision camera that are on restriction for all...
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listed vehicles for Technical Assistance review.
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
This Preliminary information communicates ordering process for the night vision camera that are on restriction for all...
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listed vehicles for Technical Assistance review.
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 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 communicates an issue with programming error while try to complete N252521591 and provide...
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info on how to complete the programming.
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.
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.
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,
Diagnostic Guidance for U3000-97 Long Range Radar Blocked
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates an issue when performing a night vision camera learn the image can not be turned on.
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This provides a work around while the issue is being worked.
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 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 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 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.
Electrical
35 bulletinsCustomer 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.
Updates to enable memory seat buttons to be linked to a user profile.
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Up to two user profiles can be linked to your vehicle's memory seat buttons Better responsiveness for the driver display and rear-view camera After this update, you may need to turn your Turn Signal Activated View setting back on Improvements to system responsiveness Improvements to camera image clarity Fixes to prevent blank screens and audio drop-outs Improvements to vehicle software update installation Surround Vision Recorder, a new feature that allows you to record, watch, and save video from your vehicle's cameras Security Recording, a new feature that can automatically begin recording if your vehicle's alarm is triggered while it is parked Cabin Glance, a new feature that displays a live feed of the seating area on your infotainment screen. This allows you to check on passengers, such as kids or pets Fixes to help ensure responsiveness for the driver display and rear view camera Improvements to reliability for alerts and chimes
Fixes to help ensure start reliability and prevent battery drain Improved charging performance and messages
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.
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.
Improved vehicle performance when driving in Reverse on slippery surfaces Better One-Pedal Driving performance ...
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Additional protection for battery health and prevention for battery drain Improved accuracy for driver display messages
Improvements to system responsiveness Improvements to camera image clarity Fixes to prevent blank screens and audio...
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drop-outs Improvements to vehicle software update installation Surround Vision Recorder, a new feature that allows you to record, watch, and save video from your vehicle's cameras Security Recording, a new feature that can automatically begin recording if your vehicle's alarm is triggered while it is parked Cabin Glance, a new feature that displays a live feed of the seating area on your infotainment screen. This allows you to check on passengers, such as kids or pets Fixes to help ensure responsiveness for the driver display and rear view camera Improvements to reliability for alerts and chimes
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 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.
Surround Vision Recorder, a new feature that allows you to record, watch, and save video from your vehicle's cameras ...
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Security Recording, a new feature that can automatically begin recording if your vehicle's alarm is triggered while it is parked Cabin Glance, a new feature that displays a live feed of the seating area on your infotainment screen. This allows you to check on passengers, such as kids or pets Fixes to help ensure responsiveness for the driver display and rear view camera Improvements to reliability for alerts and chimes
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 is to inform customers to follow diagnostics if resetting, disconnecting the module did not...
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correct it.
This preliminary information is for technicians that will have this message after USB updating the radio.
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The repair should not involve replacing a module as pressing the reset button will correct this issue.
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 to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC'ss
Certain vehicles listed above may have a condition in which the coolant hose to APM2 module has an incorrect retaining clip.
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Dealers will replace the hose.
This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.
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.
Fixes to help protect battery health.
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
Customer Satisfaction Program.
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Certain vehicles listed above may have a condition where the emblem that is adhered onto the switch module could delaminate and partially separate. Dealers will replace the rear closure release with emblem pushbutton.
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 Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This information provides software update information for the K73 Telematics module to correct the symptoms described.
This Preliminary information communicates not to replace the Image processing Module if the following DTC's are history...
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- U3000 SYM49, U1624, U0140, U023B SYM00, U053C, B1DD SYM57.
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission...
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information.
This Preliminary information communicates not to replace the Image processing Module if the following DTC's are history...
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- U3000 SYM49, U1624, U0140, U023B SYM00, U053C, B1DD SYM57.
This information provides software update information for the K73 Telematics module to correct the symptoms described.
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 information provides software update information for the K73 Telematics module to correct the symptoms described.
This Preliminary information communicates a software concern where the technician may not be able to update the software...
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in the Automatic Level Control Module and a work around to resolve that concern.
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.
Infotainment
25 bulletinsThis 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 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 an OTA pending message still displayed after an OTA event and...
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how to reset/clear the message.
Improvements to help prevent loss of audio, including chimes and turn signal indicator sound Reduced brightness of...
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front passenger display at night The front passenger and rear passenger displays will now be able to play content from video streaming services (Canada and Mexico only)
Improvements to help prevent loss of audio, including chimes and turn signal indicator sound Reduced brightness of...
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front passenger display at night The front passenger and rear passenger displays will now be able to play content from video streaming services (Canada and Mexico only)
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 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 a procedure to reset the 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 the technician the diagnostic direction needed when the customer complains...
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of SuperCruise Subscription Required Message Displayed on Instrument Cluster.
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 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 to the technician the repair direction needed to address an inaccurate speed...
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limit sign displayed on instrument cluster.
Improvements to the infotainment system from Android update.
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This Android update removes Alexa Built-in (if supported). Google Assistant will remain available Fixes to improve responsiveness for the center display, driver display, and camera Fixes for Apple CarPlay functionality and connectivity (if supported) Fixes to help ensure proper functionality for Bluetooth Improvements to audio system performance
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 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 is to inform technicians to remove the film protector and to not replace any display with this issue.
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The customers vehicle is operating correctly.
A vehicle may be encountered where the owners manual will not load or the customer cannot log into the myCadillac app screen.
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Dealer is instructed on how to complete the radio device registration.
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.
Engine
21 bulletinsThis preliminary information communicates an issue with of a service theft message after using the rear window defogger.
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Engineering is currently investigating.
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 an issue with of a service theft message after using the rear window defogger.
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Engineering is currently investigating.
This preliminary information communicates an issue with a service column lock message and DTC U3000.
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Engineering is working on the issue and in the meantime dealerships are to reset/clear the DTC and perform four sleep cycles to verify the DTC does not return.
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.
Fog lamp control may be missing from radio display after a BCM update.
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Engineering is investigating.
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 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 HVAC noise when changing the HVAC mode door and that engineering is...
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currently investigating
This PI communicates information that the Collision / Detection Systems will revert to default setting of Alert and...
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Brake after an Ignition Cycle due to an Engineering change.
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 PI communicates information that the Collision / Detection Systems will revert to default setting of Alert and...
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Brake after an Ignition Cycle due to an Engineering change.
This PI communicates information that the Collision / Detection Systems will revert to default setting of Alert and...
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Brake after an Ignition Cycle due to an Engineering change.
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 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 preliminarily information communication an issue with the supercruise dropping out when next to a merging lane and...
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engineering is investigating.
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.
Pre-Delivery & Maintenance
9 bulletinsThis PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
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.
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.
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.
Body & Paint
7 bulletinsThis Preliminary information communicates an issue with the virtual garage door opener not programming to a garage...
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opener and to replace the opener with a new updated part.
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.
Improvements to performance for under-hood storage opening.
This informational bulletin provides Information on Rear Upper Body Structure Auxiliary Lamp Will Not Turn ON.
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 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.
Software & Calibration
7 bulletinsThis 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 preliminary information is to inform technicians and customers that GM is aware of the issue and the vehicle can still be driven.
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When a repair is available, this PI will be updated.
This Preliminary information communications information on a Short Range Radar software anomaly causing false / ghost...
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left or right side object detection alerts.
This Preliminary information communications information on a Short Range Radar software anomaly causing false / ghost...
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left or right side object detection alerts.
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
Fixes to help ensure successful vehicle software updates
Improvements to the performance of vehicle software updates Fixes to help prevent loss of functionality for...
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connectivity features, including maps and Wi-Fi Fixes to help prevent erroneous emergency calls from vehicle Fixes for deleting digital keys Fixes to help ensure proper functionality for mobile app features Improvements to the performance of Super Cruise
Brakes
6 bulletinsCertain vehicles listed above may have a condition in which hard braking may unexpectedly engage.
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Dealers will re-program the IPM or Front View Camera depending on what the vehicle is equipped with.
Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage.
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Dealers will re-program the IPM or Front View Camera depending on what the vehicle is equipped with.
Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage.
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Dealers will reprogram the Image Processing Module.
Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage.
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Dealers will reprogram the Image Processing Module.
Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage.
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Dealers will reprogram the Image Processing Module.
This 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.
Air Bags & Safety
3 bulletinsCustomer Satisfaction Program.
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Certain vehicles listed above may have a condition in which the 2nd and/or 3rd row outboard head restraints may not lock in the upright position, or may not release from the upright position. Dealers will replace the 3rd row outboard head restraints, and if applicable, replace the 2nd row head restraints.
Customer Satisfaction Program.
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Certain vehicles listed above may have a condition in which the 2nd and/or 3rd row outboard head restraints may not lock in the upright position, or may not release from the upright position. Dealers will replace the 3rd row outboard head restraints, and if applicable, replace the 2nd row head restraints.
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
Tires & Wheels
2 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.
Hybrid & EV
2 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.
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.
HVAC & Climate
1 bulletinPI to help diagnose A/C concern
Lighting
1 bulletinFewer unnecessary service messages, warning light activations, and automated OnStar calls from your vehicle
Transmission
1 bulletinFixes to help ensure proper functionality for heating and cooling features Improvements to night mode lights for...
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shifting gears Fixes for Daytime Running Lamps turning on when set to Off Fixes to help prevent erroneous missing key messages on driver display Fixes for accuracy of low tire pressure alert Fixes for speed threshold for pedestrian alerts Improvements to the performance of driver assistance features Fixes to help ensure accurate driver display messages and alerts Improvements to adaptive cruise control, collision imminent braking, and diagnostic functionality
Steering
1 bulletinThis Preliminary information communicates an issue for a rub or scarp noise from the steering and dealership are to...
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fully seat the turn signal switch bracket to correct the noise.