is there a fuse to electrically open the rear hatch door
First check does the key function and open the rear hatch door. 15amp for power latch. Does the rear hatch lock actuator click or make any sound when you press the release? Finally any other electrical items not working locks, mirrors etc.
Search Chevrolet Blazer Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Chevrolet Blazer Experts