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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
PIT6068B2024-12-05. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a vehicle may exhibit a service driver assist message. On inspection the tech will find B1A05 set in the Front View Camera Module (FVCM). The tech is directed to perform programming on the FVCM.
PIT6215A2024-12-05. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
PIT62572024-12-05. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that a vehicle may have P0534 set. There is a possibility that the circuits may have been swapped for temperature sensors 5 and 6. The technician is instructed to inspect the circuits at sensors 5 and 6 and if they are incorrect to move them to the correct terminals at the Battery Energy Control Module and to label the circuits.
PIT62532024-12-05. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with these concerns that engineering is aware and once a fix is available, this PI will be updated to reflect that.
PIT62482024-12-05. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates to GM technicians to not replace any parts at this time if they come across this concern to reset the radio at this time. This PI will be updated for the service fix once available.
PIT62472024-12-05. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates direction to find information at www.gmupfitter.com for Police and Special Service Vehicles.
PIT5551P2024-12-05. Service bulletin. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. 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".
24-NA-2392024-12-05. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
PIP5981B2024-12-05. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
PIT6112B2024-12-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates dignostics tips for P0534 codes on 2024 Blazer EV and 2023 and 2024 Lyriq as well as 2024 Equinox EV
PIT62902024-12-04. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates a vehicle may be encountered with a concern of heat blowing cold at times, a whistling noise and P0534. Any or all of these conditions may be noted by a technician or customer. The dealer technician is directed to test the temperature at the condenser check valve, inspect the valve and inspect the line for a possible issue with the opening in the line. A procedure is given to modify the line if needed.
PIP60252024-12-04. Service bulletin. POWER TRAIN. This Preliminary information communicates possible transmission fluid leak in the torque converter housing area from loose pump bolts.
23-NA-0212024-12-04. Service bulletin. ENGINE; POWER TRAIN. This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.
PIT6112A2024-12-04. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates dignostics tips for P0534 codes on 2024 Blazer EV and 2023 and 2024 Lyriq as well as 2024 Equinox EV
PIT6265A2024-12-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
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.
PIP60212024-12-04. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary Information communicates that, under certain conditions, a MIL (Malfunction Indicator Lamp) illumination or a "Service High Voltage" message may display on the IPC (Instrument Panel Cluster), and the 12V battery may experience discharge. In these instances, it is advised to perform BECM (Battery Energy Control Module) programming and execute the Manual Reset Shunt process. This applies when ALL of the following DTCs are set as current or history: P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, and U35AF.
PIT62782024-12-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates that a vehicle may be encountered with a whistle noise when the AC is on. The technician is advised to inspect the AC check valves and replace them if necessary.
PIT6068D2024-12-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a vehicle may exhibit a service driver assist message. On inspection the tech will find B1A05 Sym 54 set in the Front View Camera Module (FVCM). The tech is directed to perform programming and learn on the FVCM.
PIE0753E2024-12-04. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL 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.
24-NA-0922024-12-04. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides repair information on a new radio software version to correct a customer concern of Radio Software issues.
23-NA-2172024-12-04. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This service bulletin provides information on Lithium-Ion Battery - TAC Approval and Exchange Program for Cadillac LYRIQ, Chevrolet Blazer EV, Equinox EV and Corvette E-Ray.
23-NA-0862024-12-04. Service bulletin. EXTERIOR LIGHTING. This service bulletin provides information on dark spots in the headlamp pattern when the vehicle is pulled up to a wall or garage.
21-NA-1692024-12-03. Service bulletin. POWER TRAIN. This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.
20-NA-1362024-12-03. Service bulletin. POWER TRAIN. This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).

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