auto locks are not working, shifter stuck in park?

2003 CHEVROLET BLAZER
133,000 MILES • 4.3L • V6 • 4WD • AUTOMATIC
Avatar
1BRAD1
  • MEMBER
  • 1 POST
Having issues with dome light not working, auto locks are not working, shifter stuck in park and rear lift glass buttons power can’t hear clicking
Dec 24, 2025 at 9:31 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
Yep, this happens when one or more fuse is blown, here is a guide to help you do the tests, (key on) please check for power on both sides of the fuses. Her
e is the ones I would check first.

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Driver-side dash fuse panel

CTSY LP / DOME (10A)
BCM / BODY (10A or 15A)
LOCKS (20A)
STOP (15A) - important for shift interlock

Underhood fuse box

IGN 0 / IGN A
BCM
PWR ACCY

Let me know what happens. Ken


Dec 26, 2025 at 9:37 AM
Advertisement