2021 Chevrolet Trailblazer Suspension Problems
- Complaints
- 1about this part
- Share
- 1%of 198 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the suspension of the 2021 Chevrolet Trailblazer, 1% of the 198 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The rear shocks on the 2021 trailblazer are faulty and are blowing out causing the rear tires to bounce and eat away at the tread exposing cords becoming a safety hazard. The rear shocks blowing out is happening on several 2021 Trailblazers causing there to be a national back order leaving these vehicles and drivers to be at risk of serious accidents and injuries.”
NHTSA complaint #11616242, filed 2024-09Related service bulletins
- 11019516Apr 17, 2025This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- 11015409Feb 25, 2025This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
- 11007936Aug 22, 2024This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- 11007935Aug 22, 2024This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
Suspension: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 1% |
| 2021 | 1 | 1% |
| 2008 | 7 | 4% |
| 2007 | 7 | 1% |
| 2006 | 12 | 1% |
| 2005 | 7 | 0% |
| 2004 | 14 | 1% |
| 2003 | 33 | 4% |
| 2002 | 33 | 3% |
| 2000 | 4 | 15% |
Other parts of the 2021 Chevrolet Trailblazer
59 complaintsElectrical system
41 complaintsTransmission and drivetrain
41 complaintsEngine
39 complaintsBrakes
32 complaintsFuel system
18 complaintsForward collision avoidance
11 complaintsBody and structure
8 complaintsSteering
6 complaintsVehicle speed control
5 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsAir bags
3 complaints
← All problems reported for the 2021 Chevrolet Trailblazer
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology