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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

Bulletins, newest first
N242436241-032024-07-30. Service campaign. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Customer Satisfaction Program - vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update.
N242436240-032024-07-30. Service campaign. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Customer Satisfaction Program - vehicles may require software updates that improve the customer experience and optimize future over-the-air updates. Dealers will perform a comprehensive software update
N242446290-022024-07-30. Service campaign. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. vehicles may have a condition in which the clutch backing plate retaining ring and/or the clutch piston retaining ring inside the transmission are out of specification. Dealers are to overhaul the clutch piston housing.
99-04-20-002O2024-07-30. Service bulletin. POWER TRAIN. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
PIE0795B2024-07-18. Service bulletin. STRUCTURE:BODY. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to following steps provided from DRE for sunroof opening right after closing.
PIE0794A2024-07-18. Service bulletin. ENGINE. This engineering information (EI Lite) asks the technicians that if you encounter a vehicle where customers comment on having oil leaking from the oil pan that drives a warrantable item type of repair on said vehicles, use the Field Product Reporting (FPR) App process.
PIE0788C2024-07-18. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.
24-NA-1232024-07-18. Service bulletin. ENGINE. This service bulletin advises the technician that the purge pump part number has changed and limited supply.
24-NA-0922024-07-18. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Radio Software Version is W38E-174.4.1-M170-SQBR5-180.3.
23-NA-2272024-07-17. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This technical bulletin provides repair information to correct a customer concern of Radio Software Version W27E-172.5.1-M169-SQBR4-126.1 – Multiple Updates for IVD.
23-NA-2222024-07-17. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Radio Software issues and provide software (Version W26E-172.4.2-M169-SQBR4-123.4) Updates for IVD.
22-NA-0832024-07-17. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.
16-NA-3832024-07-16. Service bulletin. ENGINE; FUEL/PROPULSION SYSTEM. This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
04-06-04-051I2024-07-16. Service bulletin. FUEL/PROPULSION SYSTEM. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
22-NA-0702024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
22-NA-0182024-07-12. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
18-NA-0992024-07-12. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
PIE0795A2024-07-12. Service bulletin. STRUCTURE:BODY. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to following steps provided from DRE for sunroof opening right after closing.
PIE07952024-07-11. Service bulletin. STRUCTURE:BODY. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to following steps provided from DRE for sunroof opening right after closing.
PIE07942024-07-11. Service bulletin. ENGINE. This engineering information (EI Lite) asks the technicians that if you encounter a vehicle where customers comment on having oil leaking from the oil pan that drives a warrantable item type of repair on said vehicles, use the Field Product Reporting (FPR) App process.
PIE0788B2024-07-11. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to MIL illuminated on DIC to correct BET and BEV3 Ultium Packs Setting Moving Average Voltage Detection (MAVD) and Delta Voltage Rest Period (DVRP) Fault Codes.
PIE0783B2024-07-11. Service bulletin. ENGINE. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Check Engine Lamp illuminated on Driver Information Center (DIC).
24-NA-0342024-07-09. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. This service bulletin provides information for dealers/technicians on Grunt Noise with Adaptive Cruise or One-Pedal Drive.
18-NA-1252024-06-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This service bulletin provides information for engine oil life monitor operation calculation.
24-NA-0982024-06-25. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.

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