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Service bulletins for the 2025 Chevrolet Silverado

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.

900 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
PIP60202024-12-05. Service bulletin. ENGINE. This Preliminary information communicates to the dealer technician that DTC P244B may set due to water in the differential pressure sensor after a car wash. It relays that the concern is under investigation.
04-06-01-029K2024-12-04. Service bulletin. POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
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).
24-NA-2142024-11-13. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This technical bulletin provides repair information to correct a customer concern of Medium Duty L5D Trucks Setting DTC P2959.
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.
24-NA-1972024-10-29. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. This technical bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTCs P2463 P2459 P11FB P11D3.
PIP60042024-10-18. Service bulletin. ENGINE. This Preliminary information instructs the dealer to update the ECM to correct dtc P2959.
24-NA-1622024-10-16. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This bulletin provides a procedure to replace the Evaporative Emission Canister Hose if found the cause of the MIL w/DTCs P24D6 and/or P0F37 Setting.
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.
19-NA-2372024-09-11. Service bulletin. ENGINE. This service bulletin explains how to identify possible DEF system contamination.
PIP59952024-09-11. Service bulletin. ENGINE. This Preliminary information communicates to dealer technicians not to replace the crankcase pressure sensor as engineering works to develop a calibration update.
18-NA-1502024-09-07. Service bulletin. ENGINE. This service bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
17-NA-3742024-09-07. Service bulletin. ENGINE. This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
23-NA-1412024-09-06. Service bulletin. ENGINE. This informational bulletin advises the technician that the engine and related parts will be debited if found that the tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
16-NA-3802024-09-06. Service bulletin. ENGINE. This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
16-NA-3762024-09-05. Service bulletin. ENGINE. This informational bulletin provides information on higher than expected oil consumption.
16-NA-3722024-09-05. Service bulletin. ENGINE. This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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