Component Record

Chevrolet Blazer 2020 Power Train Problems

75 distinct owners reported a power train problem on the 2020 Chevrolet Blazer - 33% of all complaints for this model year.

Recall Coverage75 complaints

75 complaints; 1 recall campaign covers this system.

Campaigns Covering This System

20V668000Reported October 29, 2020 - 194,105 vehicles potentially affected

Recall covering the power train system, reported to NHTSA on October 29, 2020. The campaign covers an estimated 194,105 vehicles across all affected models.

Other Systems on This Model Year

Electrical System78 Engine74 Unknown Or Other57 Steering42 Brakes11 Driver Assistance and Stability Systems8

How to Read These Counts: complaint counts are owner reports to NHTSA, not failure rates. Older and higher-volume vehicles accumulate more reports, and counts are not adjusted for vehicles sold - no per-sales rate or reliability ranking is shown, because the public data does not support one.

Data as of October 30, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.