One problem related to rearview system braking has been reported for the 2021 Chevrolet Trailblazer. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2021 Chevrolet Trailblazer based on all problems reported for the 2021 Trailblazer.
"shortage in radio" according to Chevrolet's diagnostic. Caused black screen, no back up camera, no beeping when in reverse and coming close to another object, no sound when blinkers or hazard lights are on, no radio, no power to front charger, no ability to use front auxiliary cable. Initially a loud buzzing noise which could not be controlled by the volume dial. Problems began on or around October 7, 2022. Purchase was made September 2020. Vehicle is available for inspection upon request. Problem can be reproduced/is constant. Problem was reproduced by dealer. Vehicle was inspected by dealer. There were no other warning lamps.