2021–2024 Chevrolet Trailblazer — common problems & known faults

The subcompact Trailblazer offers value with small turbo engines and a CVT. Watch the drivetrain and turbo on higher-mileage cars.

Compiled & reviewed by the VehicleFaults Research Team · last reviewed July 2026

Known faults to check

TransmissionMedium

CVT shudder or hesitation, especially 3-cylinder cars.

Typically appears
40,000+ miles
What to inspect
Test-drive under acceleration for shudder.
EngineMedium

1.2L/1.3L turbo three-cylinder roughness and oil consumption.

Typically appears
50,000+ miles
What to inspect
Check oil level and listen for rough idle.
ElectricalLow

Infotainment and camera glitches.

Typically appears
Any
What to inspect
Test the screen and reversing camera.
SuspensionLow

Front strut noise over bumps.

Typically appears
50,000+ miles
What to inspect
Listen for knocks over rough roads.

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Frequently asked questions

Is the Chevrolet Trailblazer reliable?

It's acceptable value but the small turbo engines and CVT need checking on used cars.

Does the Trailblazer have engine problems?

The three-cylinder turbo can feel rough and use oil; check history.

What should I check on a used Trailblazer?

CVT behaviour, engine oil use, and electronics.

Sources & further reading

Faults are compiled from documented recalls, technical bulletins, owner reports and mechanic sources, then reviewed for accuracy. This is guidance only · not a substitute for a professional inspection.