WenmarOpen by Wenmar Pro

Service bulletins for the 2025 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
22-NA-0832025-03-12. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
17-NA-0732025-03-12. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
N2424684902025-03-10. Service campaign. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Certain vehicles may have missing cavity plugs from the rear chassis harness electrical connector. Dealers are to inspect the rear chassis harness and replace missing harness plugs as necessary.
05-03-07-009L2025-03-08. Service bulletin. SUSPENSION; WHEELS. This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
11-00-89-005Y2025-03-08. Service bulletin. UNKNOWN OR OTHER. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
05-08-51-001L2025-03-08. Service bulletin. STRUCTURE:BODY. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
PIE0753H2025-03-07. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from customer-owned vehicles in the field for further engineering study and analysis.
25-NA-0442025-03-06. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service High Voltage DTCs.
24-NA-1642025-03-06. Service bulletin. VISIBILITY/WIPER. This bulletin provides information on Wiper Blade Maintenance Tips.
24-NA-1132025-03-06. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
24-NA-0152025-03-06. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This service bulletin provides Hybrid/EV Charging Issue Information and Data Collection Worksheet.
24-NA-1022025-03-05. Service bulletin. BACK OVER PREVENTION: WARNINGS; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Advanced Park Assist Non-functional.
PIP60482025-03-03. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that some instances of P0D22 can be caused by software anomalies and provides dealers with more specific information that can be used to test for P0D22.
PIP5841E2025-03-02. Service bulletin. ENGINE. This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
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.
PIP5824D2025-03-02. Service bulletin. ENGINE. This Preliminary information communicates a possible issue with the active fuel management rockers causing a misfire and the correction for this concern.
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.
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.
25-NA-0012025-02-27. Service bulletin. POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
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.
N2424900102025-02-27. Service campaign. UNKNOWN OR OTHER. Certain vehicles listed above, may have a condition in which the rocker lighting is inoperative. Dealers will reprogram the Body Control Module and Lighting Control Module.
PIT6337A2025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a vehicle may come to the dealer with a clicking noise on sharp turns at times. The dealer is instructed how to duplicate the concern and is instructed to advise the customer that Engineering is currently investigating.
PIP60432025-02-25. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communicates the steps on diagnosing certain EV vehicles with a blank IPC screen, no charge or start concerns. Information includes steps to resolve for various symptoms are provided to the dealership technician.
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.

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