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Service bulletins for the 2025 GMC Sierra

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT5689L2025-03-03. Service bulletin. ENGINE. This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarily on hold while PIE0572 is active. PIE0572 has now ended and reinstating the PI.
PIT6044N2025-03-02. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.
PIP5981D2025-03-02. Service bulletin. FUEL/PROPULSION SYSTEM; POWER TRAIN. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
PIT6277A2025-03-02. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip for a possible concern of the 110V outlets being inoperative
PIT63462025-03-02. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates that a vehicle may come to the dealer with a service high voltage message. The dealer is instructed to check for code B2BAA and if it is found to reprogram the Battery Energy Control Module.
22-NA-0682025-02-28. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY; BACK OVER PREVENTION: WARNINGS. This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
16-NA-1092025-02-28. Service bulletin. STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
24-NA-2702025-02-27. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure to correct the condition of Headliner Noise/Squeak.
24-NA-2642025-02-27. Service bulletin. POWER TRAIN. This bulletin helps aid the tech in possible noise that may be normal or abnormal depending on the concern noted.
07-00-89-037V2025-02-27. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIT63442025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with blower motor speed changing when air flow is blocked by snow.
PIT6209F2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates recovery procedure after return to dealer message.
PIT5734H2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
PIT4506H2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
PIT5895D2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate.
PIT63352025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to GM technicians to not replace any parts at this time if they come across this concern. It is due to software and will need to reprogram the A11 radio module to correct this.
PIT5551Q2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
PIT5744E2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.
PIT6276A2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
24-NA-0772025-02-21. Service bulletin. STRUCTURE:BODY. This informational bulletin provides steps to install a front license plate bracket.
23-NA-1022025-02-20. Service bulletin. ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This service bulletin provides a procedure to repair wiring to correct customer concerns of Driveability, Hesitation, Transmission Shifting Rough/Harsh, Malfunction Indicator Lamp (MIL) Illuminated.
22-NA-2152025-02-20. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This warranty administration bulletin provides policy information for chargers that are covered under the terms of a 3-year Limited Parts Warranty from the date of purchase.
21-NA-1382025-02-19. Service bulletin. SUSPENSION. This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.
16-NA-0192025-02-19. Service bulletin. POWER TRAIN. This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
PIT5986C2025-02-18. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.

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