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Service bulletins for the 2024 Chevrolet Blazer

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
N252521980-012025-10-31. Service campaign. SERVICE BRAKES. Certain vehicles listed above, may have a condition in which the Brake System Control Module does not have the latest software. Dealers are to reprogram the Brake System Control Module.
N2525219802025-10-22. Service campaign. SERVICE BRAKES. Certain vehicles, may have a condition in which the Brake System Control Module does not have the latest software. Dealers are to reprogram the Brake System Control Module.
25-NA-0652025-04-24. Service bulletin. STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
24-NA-0482025-02-17. Service bulletin. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; SERVICE BRAKES. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
21-NA-0432025-02-12. Service bulletin. VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
21-NA-0432024-12-10. Service bulletin. STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
24-NA-0482024-11-21. Service bulletin. SERVICE BRAKES. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
24-NA-1572024-09-17. Service bulletin. SERVICE BRAKES. This informational bulletin provides information for new brake pads must be burnished before pursuit or other high-speed driving.
24-NA-1542024-09-17. Service bulletin. SERVICE BRAKES. This informational bulletin provides information for during regular tire rotation service, visually inspect the condition of front and rear (both right hand and left hand) brake rotor splash shields.
N2424483902024-08-09. Service campaign. SERVICE BRAKES. Customer Satisfaction Program - certain vehicles may have a condition of a potential crack in the anchor bracket. Dealers are to replace both front caliper brackets.
24-NA-0482024-08-01. Service bulletin. SERVICE BRAKES; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear automatic braking may brake unwantedly, usually when reversing out of a garage or driveway.
22-NA-2442024-05-30. Warranty extension. ELECTRICAL SYSTEM; EXTERIOR LIGHTING; STRUCTURE:BODY; UNKNOWN OR OTHER; SERVICE BRAKES. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
24-NA-0482024-03-19. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; BACK OVER PREVENTION; SERVICE BRAKES, HYDRAULIC. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the rear automatic braking may brake unwantedly, usually when reversing out of a garage or driveway.

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