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Service bulletins for the 2025 GMC Yukon XL

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

447 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT6215C2026-05-28. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
661.302026-05-26. Over-the-air update. UNKNOWN OR OTHER. • Fixes to help protect battery life. • Improvements to provide more accurate speed limit detection on the driver’s display. • Improvements to the availability of driver assistance features and fewer notifications or warnings. • Fixes to help ensure driver assistance features remain functional when the windshield freezes.
661.302026-05-26. Over-the-air update. UNKNOWN OR OTHER. • Improvements to the availability of driver assistance features.
661.222026-05-26. Over-the-air update. UNKNOWN OR OTHER. • Fixes for active cabin ventilation. • Improvements to the performance of vehicle software updates.
PIC6540J2026-05-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6393L2026-05-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIT6476B2026-05-19. Service bulletin. UNKNOWN OR OTHER. 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.
PIT6516A2026-05-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates ordering process for the night vision camera that are on restriction for all listed vehicles for Technical Assistance review.
PIC6540H2026-05-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6423A2026-05-19. Service bulletin. UNKNOWN OR OTHER. Pi created to provide GM dealers with information on gathering information for projection issue
PIC6551B2026-05-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT65162026-05-13. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates ordering process for the night vision camera that are on restriction for all listed vehicles for Technical Assistance review.
PIC6629E2026-05-13. Service bulletin. UNKNOWN OR OTHER. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIT65152026-05-11. Service bulletin. UNKNOWN OR OTHER. This preliminary information is to inform technicians to not replace any parts and the vehicle is still operational. The PI will be converted to a bulletin when the repair is available.
PIC6540G2026-05-08. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540G2026-05-08. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIT65142026-05-08. Service bulletin. UNKNOWN OR OTHER. This PI communicates that the u013A code setting requires no repairs on Export Vehicles.
PIT6393K2026-05-08. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIT65112026-05-02. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with a replace or low FOB battery message
661.212026-05-01. Over-the-air update. UNKNOWN OR OTHER. • Improvements to the performance of vehicle software updates. • Fixes to help prevent loss of functionality for 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.
PIC6629D2026-04-30. Service bulletin. UNKNOWN OR OTHER. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIT65082026-04-29. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the technician the diagnostic direction needed when the customer complains of SuperCruise Subscription Required Message Displayed on Instrument Cluster.
PIT6339A2026-04-29. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis Supercruise Unavailable and Driver Attention Assist Unavailable and Drowsy Driver Feature Disabled message.
PIT6288G2026-04-29. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with a service door latch system messages. On Cadillac and Chevrolet models dealership are to cycle the child door latch on and off to correct the issue. On GMC models reprogram the BCM and VCU then cyc
PIT6452D2026-04-29. Service bulletin. UNKNOWN OR OTHER. This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.