2023 Chevrolet Blazer problems & reliability
40 owner complaints filed with NHTSA for the 2023 Chevrolet Blazer, alongside 2 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
2 complaints report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2023 Chevrolet Blazer vehicles were involved in 3 fatal crashes with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Engine → | 12 | 30% |
| Power Train → | 10 | 25% |
| Service Brakes | 8 | 20% |
| Electrical System | 6 | 15% |
| Steering | 6 | 15% |
| Forward Collision Avoidance | 5 | 13% |
| Exterior Lighting | 4 | 10% |
| Fuel/propulsion System | 3 | 8% |
| Unknown OR Other | 2 | 5% |
| Air Bags | 1 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Complaints by incident year
What owners report
“The vehicle’s radiator developed a coolant leak that was discovered and confirmed by the dealership during a routine oil change, tire rotation and state inspection. There were no warning lights, warning messages prior to the dealership discovering the leak. The radiator required replacement. The dealership also told…”
Engine · filed Aug 2, 2026
“Odometer Fraud. The contact purchased a 2023 Chevrolet Blazer. It was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of the purchase the vehicle mileage was 57,692. It was discovered using the Kelley Blue Book/Experian that in 2022 vehicle was listed for sale with mileage…”
Electrical System · filed Jul 23, 2026
“"I am the owner of a 2023 Chevrolet Blazer RS. The digital odometer and speedometer screen intermittently crashes and goes completely black for 15 to 20 seconds while the vehicle is in motion on public roads. This creates an immediate safety hazard as I am left with zero knowledge of my current speed. General Motors…”
Electrical System · filed Jul 16, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
569 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2023 Chevrolet Blazer. The 10 most recent:
This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
PIT6110K · Service Bulletin/Repair Instructions · issued Jul 28, 2026
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT5966F · Service Bulletin/Repair Instructions · issued Jun 23, 2026
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin…
PIT6519 · Service Bulletin/Repair Instructions · issued May 27, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540J · Service Bulletin/Repair Instructions · issued May 14, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540H · Service Bulletin/Repair Instructions · issued May 11, 2026
PI created to guide technicians through radio restriction process
PIC6626A · Service Bulletin/Repair Instructions · issued May 11, 2026
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6423A · Service Bulletin/Repair Instructions · issued May 11, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551B · Service Bulletin/Repair Instructions · issued May 11, 2026
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6540G · Service Bulletin/Repair Instructions · issued Apr 30, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2023 Chevrolet Blazer has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2023 Chevrolet Blazer?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.