2024 Chevrolet Trailblazer problems & reliability
33 owner complaints filed with NHTSA for the 2024 Chevrolet Trailblazer, alongside 1 safety recall campaign. Last verified Sep 21, 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 components.
Federal crash records (FARS 2020–2023): 2024 Chevrolet Trailblazer vehicles were involved in 1 fatal crash 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 |
|---|---|---|
| Electrical System → | 11 | 33% |
| Engine | 9 | 27% |
| Power Train | 7 | 21% |
| Unknown / Other | 5 | 15% |
| Service Brakes | 4 | 12% |
| Forward Collision Avoidance | 3 | 9% |
| Lane Departure | 3 | 9% |
| Seat Belts | 2 | 6% |
| Exterior Lighting | 1 | 3% |
| Seats | 1 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 15 reported components →Complaints by incident year
What owners report
“The contact owns a 2024 Chevrolet Trailblazer. The contact stated that while the vehicle was parked on several occasions during inclement weather, water leaked into the vehicle from the bottom of each door and the rear hatch. The vehicle was taken to a dealer, where it was diagnosed that the drains were clogged and…”
Structure · filed Sep 16, 2026
“My 2024 Chevy Trailblazer Fully Shutdown the engine and everything at a Stoplight With the Start/stop on leaving me to put pack into park and restart vehicle!!”
Electrical System · filed Mar 9, 2026
“The 2024 Trailblazer developed a problem going into reverse at less than 17500 miles in December of 2025 when my daughter came home for Christmas. It would slam into reverse or freeze and then shift harshly. The selling dealer replaced the valve body in the transmission while it was in for normal service, the valve…”
Power Train · filed Feb 27, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
416 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2024 Chevrolet Trailblazer. The 10 most recent:
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIC6629F · Service Bulletin/Repair Instructions · issued Sep 10, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This Preliminary Information provides the dealer information of the location of the rear seat child anchors.
PIT5995B · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This Preliminary Information provides a diagnostic tip for diagnosing an issue with Cruise Control, Adaptive Cruise and Lane Keep Assist Turns Off or Inoperative.
PIT6196A · Service Bulletin/Repair Instructions · issued Aug 28, 2026
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
PIT6541 · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551C · Service Bulletin/Repair Instructions · issued Aug 20, 2026
This Preliminary information communicates to the technician the repairs direction for addressing a customer concern of no airflow from dash vents when using air conditioning after an extended drive time.
PIC6660 · Service Bulletin/Repair Instructions · issued Aug 19, 2026
This document assists GM Dealer technician's with diagnosing turbocharger concerns to ensure turbocharger replacement is necessary. The turbocharger part number will be placed on order restriction and the technician…
PIP6116A · Service Bulletin/Repair Instructions · issued Aug 11, 2026
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
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 2024 Chevrolet Trailblazer has 1 NHTSA recall campaign — 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 2024 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.