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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
02-08-42-001J2024-01-19. Service bulletin. EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
N2324345902024-01-16. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Floor Plan Compensation - On December 22, 2023, GM sent GlobalConnect Message GCUS-3-3106 to all GM Dealers regarding field action N232434590. GM is working to develop a remedy as quickly as possible. When a remedy is available, the bulletin will be released and dealers can begin repairing vehicles. At the time of bulletin release with the remedy, Floor Plan Compensation for the Stop Delivery can be submitted for the involved VINs. Until further instructions are received, involved vehicles that are in dealers’ possession (new or used vehicle inventory, GM Certified Used, courtesy transportation vehicles, dealer shuttle vehicles, etc.) must be held and not delivered to customers, dealer-traded, released to auction, used for demonstration purposes or any other dealer use. All GM Certified Used vehicles currently in the dealers’ inventory within the Certified Pre-Owned Inventory System (CPOIS) will be de-certified. To be eligible for the floor plan, a vehicle must be in dealer inventory at the time the related field action bulletin is released. If a vehicle has been delivered, wholesaled or otherwise disposed of prior to release of the bulletin, the vehicle is not eligible for assistance.
23-NA-2172024-01-13. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information on Lithium-Ion Battery - TAC Approval and Exchange Program for Cadillac Lyriq and Chevrolet Blazer EV.
18-NA-1802024-01-13. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
PIE07732024-01-04. Service bulletin. ELECTRICAL SYSTEM; SEATS; EQUIPMENT. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
N2324345902023-12-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Stop Delivery Order: Effective immediately, we have elected to pause the delivery to customers of certain 2024 Chevrolet Blazer EV vehicles which are in the attached VIN file and in new vehicle inventory or in transit. We are issuing this order because we have become aware that a limited number of owners have experienced certain software quality issues. We will provide further instructions as soon as possible.
23-NA-2222023-12-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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.
23-NA-2212023-12-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This technical bulletin provides a procedure for Sun Load, Ambient Light, and Charge Indicator Sensor Replacement to correct a customer concern of A/C Inoperative or A/C blows warm to hot air.
23-NA-2192023-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
PIT60922023-12-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.
PIT60942023-12-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; BACK OVER PREVENTION. This PI states a vehicle may be encountered with a black or blank radio screen. The dealer technician is advised that updated software will be available 11/30/23. The technician is directed to reprogram the radio with the latest calibrations.
PIT60932023-12-18. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This PI states a vehicle may be encountered with a wind noise. The dealer is directed to advise the customer to briefly press the manual up position on the window switch to eliminate the noise. The customer is to be advised that a resolution to this issue will be provided in the future.
PIT60892023-12-18. Service bulletin. EQUIPMENT:ELECTRICAL. This PI states that a vehicle may be encountered with a Center high mounted stop lamp (CHMSL) that is inoperative or flickering. The dealer technician is instructed to remove the rear spoiler and remove and install the connector at the CHMSL to ensure it is fully seated.
PIT5985C2023-12-18. Service bulletin. POWER TRAIN. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
PIT6082A2023-12-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. This Preliminary information communicates a vehicle may come to the dealer with a blank radio display, service instrument cluster message, low voltage codes set or a low/dead 12 volt battery. The technician is instructed to check the calibration in the Brake System Control Module and if necessary reprogram the module. The tech is also instructed to remove and replace the radio fuse if radio concerns are noted.
PIC65292023-12-18. Service bulletin. STRUCTURE. This Preliminary information communicates to the technician how to address Hvac Temperature door issues and associated Service vehicle soon light. Summary: if concern is still present after loosening actuator and relearning then Hvac case replacement may be needed.
PIT5832K2023-12-18. Service bulletin. POWER TRAIN. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT5551M2023-12-18. Service bulletin. FORWARD COLLISION AVOIDANCE. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
23-NA-2142023-12-15. Service bulletin. ENGINE AND ENGINE COOLING. This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number Interchange.
20-NA-1322023-12-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-0182023-12-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).
19-NA-2562023-12-09. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
23-NA-1952023-12-09. Service bulletin. POWER TRAIN. This technical bulletin provides repair information to correct a customer concern of Rear Driveline Module Audible Noise Heard Between 20-70MPH.
23-NA-1362023-12-09. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 2024 Chevrolet Blazer EV New Model Features.
22-NA-2152023-12-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information for chargers that are covered under the terms of a 3-year Limited Parts Warranty from the date of purchase.

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