2023 GMC Yukon Technical Service Bulletins

970 technical service bulletins (TSBs) are on record for the 2023 GMC Yukon. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11031946Apr 24, 2026Other or unknown. This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
• 11031745Apr 23, 2026Other or unknown. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
• 11030974Apr 1, 2026Other or unknown. This preliminary information communicates information about how to determine if a wheel and tires size change is available.
• 11030522Mar 26, 2026Other or unknown. • Fixes to help prevent false Service Driver Assist System messages. • Improvements to connectivity for OnStar.
• 11030356Mar 26, 2026Other or unknown. This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.
• 11030355Mar 26, 2026Other or unknown. This Preliminary information communicates an issue with ABS SES MIL / Service Brake System / Service StabiliTrak / BSCM DTC P0606 P0562 and dealers to perform additional battery and connection testing.
• 11030095Mar 9, 2026Other or unknown. This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
• 11030094Mar 9, 2026Other or unknown. This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
• 11030092Mar 9, 2026Other or unknown. This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
• 11030091Mar 9, 2026Other or unknown. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
• 11029958Mar 6, 2026Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
• 11029949Mar 5, 2026Other or unknown. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
• 11029953Mar 2, 2026Other or unknown. This PI communicates information informing dealers that Engineering is aware of the clunk noise and is currently investigating a root cause.
• 11029950Mar 2, 2026Other or unknown. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
• 11029449Feb 27, 2026Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
• 11029899Feb 26, 2026Other or unknown. • Improvements to audio system performance. • Fixes to help ensure proper functionality for the center display.
• 11028942Feb 20, 2026Other or unknown. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
• 11028948Feb 19, 2026Other or unknown. PI to explain normal operation for a concern that the outside rearview mirrors may not fold when the doors are locked, due to the personalization settings for Auto Door Unlocking.
• 11028701Feb 7, 2026Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
• 11028697Feb 3, 2026Other or unknown. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
• 11027925Jan 29, 2026Other or unknown. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
• 11027932Jan 27, 2026Other or unknown. This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an event like a lightning strike, battery jump started backwards, failure over the air update, etc.
• 11027930Jan 26, 2026Other or unknown. This preliminary information communicates an issue with a Service Brake system message and DTC C055F due to a low battery condition. Dealer are to inspect the battery, battery connections and for any aftermarket devices.
• 11027882Jan 23, 2026Other or unknown. This Preliminary information communicates a issue where the park assist module can set current communication dtc's due to a timing issue and it may have nothing related to the customers complaint. A software update will be available to repair these flase DTC's
• 11027878Jan 21, 2026Other or unknown. This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
• 11027714Jan 21, 2026Engine. Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the vehicle as a result of the condition described above for a period of 10 years or 150,000 miles (240,000 km), whichever occurs first, from the…
• 11027877Jan 20, 2026Other or unknown. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
• 11027698Jan 16, 2026Other or unknown. This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with getting product from current supplier listed in the bulletin.
• 11027697Jan 16, 2026Other or unknown. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
• 11027694Jan 15, 2026Other or unknown. This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
• 11027692Jan 15, 2026Other or unknown. This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
• 11027701Jan 14, 2026Other or unknown. This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
• 11027686Jan 12, 2026Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
• 11027615Jan 10, 2026Other or unknown. This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
• 11027601Jan 8, 2026Other or unknown. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
• 11027600Jan 7, 2026Other or unknown. This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
• 11027598Jan 5, 2026Other or unknown. This Preliminary information communicates an issue with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
• 11026923Dec 31, 2025Other or unknown. This Preliminary information communicates to dealers a procedure to reset the radio.
• 11026719Dec 17, 2025Other or unknown. This PI communicates an issue with a low battery and dealerships are to reprogram the BCM to correct the issue.
• 11026600Dec 12, 2025Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
• 11026599Dec 12, 2025Other or unknown. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
• 11026492Dec 4, 2025Other or unknown. This Preliminary information communicates the Heavy Fuel Usage message in the DIC is normal due to low fuel range and current driving habits, or low fuel range and vehicle is idling.
• 11026489Dec 2, 2025Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
• 11026488Dec 2, 2025Other or unknown. This Preliminary information communicates to dealers steps to follow to recover an IOK radio.
• 11026071Nov 26, 2025Other or unknown. This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.
• 11026068Nov 26, 2025Other or unknown. This Preliminary information communicates to dealers steps to follow to recover an IOK radio.
• 11026062Nov 25, 2025Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
• 11026067Nov 24, 2025Other or unknown. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
• 11025755Nov 20, 2025Other or unknown. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center.
• 11025753Nov 20, 2025Other or unknown. This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD

← All problems reported for the 2023 GMC Yukon