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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

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
24-NA-2302024-12-02. Service bulletin. POWER TRAIN; ENGINE. This informational bulletin advises the tech to look at a possible valve body control and to use DTC P2818 as a diag route to help verify the customers concern.
24-NA-1962024-11-19. Service bulletin. ENGINE. This informational bulletin advises the tech and the customer of a normal DEF operation while under high load conditions and when the time is right to fill the DEF at that time frame.
23-NA-0732024-11-16. Service bulletin. ENGINE. This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister.
03-06-01-023H2024-11-14. Service bulletin. ENGINE. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
01-06-01-011Q2024-11-13. Service bulletin. ENGINE. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
24-NA-2152024-11-13. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of an MIL Illuminated in DIC (with DTCs P2463 and P04DB set).
20-NA-1382024-11-05. Service bulletin. POWER TRAIN; ENGINE. This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
04-06-04-051J2024-10-31. Service bulletin. ENGINE. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
04-06-04-051J2024-10-31. Service bulletin. ENGINE. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
18-NA-0732024-10-11. Service bulletin. ENGINE. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
23-NA-0442024-09-11. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This service bulletin provides information on AGM batteries that require less frequent charging in storage.

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