Worst 2021 Chevrolet Trailblazer Problems
Top 3 most-reported issues with average mileage at failure.
Transmission / Drivetrain
Electrical Faults
Engine Problems
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All Problems by Category
Every NHTSA complaint category for the 2021 Chevrolet Trailblazer.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Transmission / Drivetrain | 34 | 1 | 1 | 33,760 mi | |
| Electrical Faults | 31 | 1 | 1 | 3,287 mi | |
| Engine Problems | 31 | — | 1 | 60,896 mi | |
| Brakes | 28 | 4 | 1 | 3,356 mi | |
| Fuel System | 16 | — | — | — | |
| Forward Collision Avoidance: Automatic Emergency Braking | 7 | 3 | 1 | 7,300 mi | |
| Steering Defects | 6 | 1 | — | 160 mi | |
| Body Structure | 6 | — | — | 150 mi | |
| Unintended Acceleration | 5 | 1 | — | 6,000 mi | |
| Forward Collision Avoidance: Warnings | 4 | 3 | — | — | |
| Wipers & Visibility | 4 | — | — | — | |
| Airbags | 3 | 1 | — | — | |
| Wheel Issues | 3 | — | — | — | |
| Other Equipment | 2 | — | — | — | |
| Lane Departure: Assist | 2 | 1 | — | — | |
| Backup Camera | 1 | — | — | — | |
| Back Over Prevention: Rearview System Braking | 1 | — | — | — | |
| Back Over Prevention: Warnings | 1 | — | — | — | |
| Child Seat:Vehicle Latch Anchor | 1 | — | — | — | |
| Electrical System:Ignition:Interlock/Lockout | 1 | — | — | — | |
| Engine & Cooling | 1 | — | — | — | |
| Engine And Engine Cooling:Exhaust System:Emission Control | 1 | — | — | — | |
| Headlight/Taillight Failures | 1 | — | — | — | |
| Forward Collision Avoidance: Adaptive Cruise Control | 1 | 1 | — | — | |
| Gasoline Fuel System | 1 | — | — | — | |
| Insert, Padding | 1 | — | — | — | |
| Hydraulic Brakes | 1 | — | — | — | |
| Structure:Body:Door | 1 | — | — | — | |
| Structure:Body:Hatchback/Liftgate | 1 | — | — | — |
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2021 Chevrolet Trailblazer. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Recalls for 2021 Chevrolet Trailblazer
4 NHTSA recall campaigns affecting ~139,202 vehicles.
General Motors, LLC. (GM) is recalling certain 2020-2022 Buick Encore GX and 2021-2022 Chevrolet Trailblazer vehicles. The emergency jack, if not positioned as directed in the vehicle owner's manual, can fracture while in use.
General Motors LLC (GM) is recalling certain 2020 Chevrolet Corvette and Cadillac CT4, CT5 and XT4, 2021 Chevrolet Trailblazer, and 2020-2021 Buick Encore GX vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
General Motors LLC (GM) is recalling certain 2020 Buick Encore GX and 2021 Chevrolet Trailblazer vehicles. The rear attachment bolts of one or both front seats may not have been installed.
General Motors LLC (GM) is recalling certain 2021 Chevrolet Trailblazer vehicles factory-equipped with optional 17-inch sport terrain tires. The certification label on these vehicles does not provide the tire size and cold tire pressure information for front and rear tires, as required. As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard Number 110, "Tire Selection and Rims."
Other Chevrolet Trailblazer Years
2021 Chevrolet Trailblazer — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2021 Chevrolet Trailblazer reliable?
What are common problems with the 2021 Chevrolet Trailblazer?
At what mileage do problems start on the 2021 Chevrolet Trailblazer?
How safe is the 2021 Chevrolet Trailblazer?
Does the 2021 Chevrolet Trailblazer have any recalls?
Should I buy a 2021 Chevrolet Trailblazer?
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.
Wider context: See the full Chevrolet Trailblazer reliability report with year-by-year comparison and generation analysis.
Check Your Specific 2021 Chevrolet Trailblazer
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
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