2023 Chevrolet Trailblazer problems & reliability
62 owner complaints filed with NHTSA for the 2023 Chevrolet Trailblazer. 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.
3 complaints report injuries (4 injured).
Federal crash records (FARS 2020–2023): 2023 Chevrolet Trailblazer vehicles were involved in 15 fatal crashes with 11 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 |
|---|---|---|
| Electrical System → | 14 | 23% |
| Engine → | 14 | 23% |
| Service Brakes → | 14 | 23% |
| Unknown OR Other | 10 | 16% |
| Power Train | 9 | 15% |
| Air Bags | 4 | 6% |
| Forward Collision Avoidance | 4 | 6% |
| Engine and Engine Cooling | 3 | 5% |
| Fuel/propulsion System | 3 | 5% |
| Back Over Prevention | 2 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“The contact owns a 2023 Chevrolet Trailblazer. The contact stated that on several occasions while driving at various speeds, the vehicle went into LIMP Mode with the check engine warning light illuminated. The contact stated that on three occasions, the vehicle was stopped and restarted, but the failure persisted. The…”
Engine · filed Jul 10, 2026
“The contact owns a 2023 Chevrolet Trailblazer. The contact stated that, while driving on several occasions with the auto start-stop feature activated, the vehicle appeared to shut down at a complete stop as the infotainment screen and dashboard lights turned off. The vehicle restarted automatically but shuddered…”
Engine and Engine Cooling · filed Jun 10, 2026
“After the car is parked and engine completely turned off, there is a 'Shift to Park' warning and it kept on blinking and wouldn't turn off. It drains the car battery.”
Unknown OR Other · filed May 27, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
476 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2023 Chevrolet Trailblazer. The 10 most recent:
This Preliminary information communicates to the techicians a diagnostic tip if a customer has a complaint of a whistle/wind noise at highway speeds.
PIC6589B · Service Bulletin/Repair Instructions · issued Jul 31, 2026
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
This Preliminary information communicates to the technician the direction needed when encountering an issue with switching between adaptive cruise control and regular cruise control or an issue with automatic high beam…
PIC6548B · Service Bulletin/Repair Instructions · issued Jul 23, 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 communicates to technicians to remove the pulley assembly and inspect the drive chain and pulley surfaces.
PIP6033B · Service Bulletin/Repair Instructions · issued Jun 8, 2026
This PI addresses leaks from the case half and provides repair direction to dealer technicians
PIP6031E · Service Bulletin/Repair Instructions · issued Jun 5, 2026
PIP6032B provides diagnostic direction for dealers when encountering transmission leaks
PIP6032C · Service Bulletin/Repair Instructions · issued Jun 3, 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
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
No NHTSA recall campaigns name the 2023 Chevrolet Trailblazer in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
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 Trailblazer?
- · 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.