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Cadillac
Deville
Exterior Light
Headlight
Wiring
Headlights inoperative
OWEN ARMSTRONG
MEMBER
2003 CADILLAC DEVILLE
160,000 MILES
Headlight switch testing information needed.
Wednesday, April 4th, 2018 AT 8:26 AM
1 Reply
KEN L
MASTER CERTIFIED MECHANIC
47,256 POSTS
Hello,
Here is a guide to help you see how to test for power lose and the headlight wiring diagrams as requested:
https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester
Check out the diagrams (below).
Let us know what happens and please upload pictures or videos of the problem.
Cheers, Ken
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Thursday, April 5th, 2018 AT 12:31 PM
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