2021 Chevrolet Trailblazer Transmission & Powertrain Problems
NHTSA lists 40 Transmission & Powertrain complaints for the 2021 Chevrolet Trailblazer, 21% of its 193 total complaints, with a median failure mileage of 32,000 miles. No related recalls are listed for this problem area.
- Transmission & Powertrain complaints
- 40
- 21% of 193
- Crashes reported
- 1
- Fires reported
- 1
- Injuries reported
- 0
- Median mileage
- 32,000 mi
- Related recalls
- 0
Typical transmission symptoms owners report
- Owners report a "Shift to Park" error message even after the vehicle is already in park, sometimes preventing the vehicle from shutting off and draining the battery.
- Some describe the gear shifter needing to be jiggled or slammed into park before the vehicle will register as parked or allow the doors to open.
- Several report turbo failure or a "reduced engine power" warning that causes sudden loss of speed and sluggish acceleration while driving.
- One owner reports hesitation when shifting from park to drive, including an incident where the vehicle rolled backward into reverse unexpectedly.
- One complaint describes a timing chain breaking and damaging the engine, which led to later transmission problems and eventual transmission replacement.
When 2021 Chevrolet Trailblazer transmission complaints were filed
First complaint Sep 23, 2022, latest Sep 7, 2026.
Transmission & Powertrain recalls for the 2021 Chevrolet Trailblazer
No safety recalls on record for this model year.
Transmission & Powertrain complaints by Trailblazer model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many transmission and powertrain complaints does the 2021 Chevrolet Trailblazer have?
- NHTSA lists 40 Transmission & Powertrain complaints for the 2021 Trailblazer, which is 21% of the 193 total complaints filed for this model year.
- Is there a recall for the 2021 Chevrolet Trailblazer transmission?
- No related recalls are listed in the NHTSA data for this problem area.
- At what mileage do transmission problems typically show up?
- The median mileage at failure for Transmission & Powertrain complaints on the 2021 Trailblazer is 32,000 miles.
- What kind of transmission issues do owners report most?
- Owners most often describe a "Shift to Park" error message and shifter problems, along with turbo-related power loss issues.
- Were there any crashes or fires linked to these complaints?
- NHTSA data shows 1 crash and 1 fire among the 40 Transmission & Powertrain complaints for the 2021 Trailblazer, with 0 injuries reported.