Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Do you have rpo codes YE9 or Y91. They should be in the glove box. on a list.
There are a few fuses that control the lock function of the rear door. they are
All are located in the intrament panel fuse block there is also two relays door lock and
door unlock. If they all check out good I would check for voltage at the actuator in the