Dash lights out

1999 BUICK PARK AVENUE
100,000 MILES • 3.8L • 6 CYL • 2WD • AUTOMATIC
Avatar
FREDS825
  • MEMBER
  • 2 POSTS
Dash lights out, tail lights out, fuses are okay .
Dec 19, 2017 at 5:47 PM
Advertisement
Avatar
STRAILER
  • ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
There are several fuses that run the system so just one fuse being good will not help. Here is a guide and a wiring diagram to see where you are losing power. I don't think it is the headlight switch.

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

and

https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester

Check out the diagrams (Below)

Please run this test and get back to us.

Cheers, Ken
Dec 21, 2017 at 10:20 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.