Tl* the contact owns a 2020 chevrolet equinox. while driving 5 mph, the brake pedal was depressed and the vehicle started to shake excessively. the check engine warning light and traction control warning light were illuminated. the vehicle was taken to jim trenary chevrolet located at 501 auto mall dr, o'fallon, mo 63368, where a diagnostic test and repair was still pending. the manufacturer was not notified of the failure. the failure mileage was 400. the vin was not available.