Electrical System Related Problems of the 2021 Chevrolet Blazer

Table 1 shows three common electrical system related problems of the 2021 Chevrolet Blazer. The number one most common problem is related to the electrical system (37 problems). The second most common problem is related to the instrument panel speedometer/odometer (one problem).

Table 1. Electrical System related problems of Chevrolet Blazer


Recently reported Electrical System problems of the 2021 Chevrolet Blazer

The Electrical System problem

The contact owns a 2021 Chevrolet Blazer. The contact stated that while driving 40 mph, the vehicle stalled and was unable to be restarted. The vehicle was towed to the residence. The husband was a mechanic and discovered the 350-amp fuse failure. The fuse was replaced, and the vehicle was repaired.   Read details...

The Instrument Panel Speedometer/odometer problem

Odometer fraud. The contact purchased a 2021 Chevrolet Blazer. It was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase, the vehicle mileage was 9,967, and at the time of registration, it was discovered that the mileage was approximately 38,000.   Read details...

The Cybersecurity problem

See attached document for complaint.   Read details...


Electrical System related problems in other Chevrolet Blazer model year vehicles:



☘ Blazer Service Bulletins
⚑ Blazer Safety Recalls
☤ Blazer Defect Investigations