Electrical System Related Problems of the 2021 Chevrolet Trailblazer

Table 1 shows two common electrical system related problems of the 2021 Chevrolet Trailblazer. The number one most common problem is related to the electrical system (34 problems). The second most common problem is related to the ignition interlock/lockout (one problem).

Table 1. Electrical System related problems of Chevrolet Trailblazer

Problem Category Number of Problems
Electrical System problems
34
Ignition Interlock/lockout problems
1

Recently reported Electrical System problems of the 2021 Chevrolet Trailblazer

The Electrical System problem

When stopped at a red light & the light turns green & I accelerate, the vehicle does not move. It makes a loud noise and jumps. This happens way too many times. There’s also an issue with the brakes, when you press on them, you can hear something grinding, which should not be   Read details...

The Ignition Interlock/lockout problem

The contact owns a 2021 Chevrolet Trailblazer. The contact stated that while attempting to remove the key from the ignition, the key remained stuck in the ignition cylinder. The contact had to turn off and restart the vehicle several times to be able to remove the key.   Read details...


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



Trailblazer Service Bulletins
Trailblazer Safety Recalls
Trailblazer Defect Investigations