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Headlight relay location needed

Tiny
SKINNER ETHERIDGE
  • MEMBER
  • 1993 CHEVROLET 3500
  • 5.6L
  • V8
  • 2WD
  • AUTOMATIC
  • 74,000 MILES
Lost headlights put new ones in only getting 5 volts to back of new ones installed can't find relay.
Monday, April 27th, 2020 AT 5:34 PM

3 Replies

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Hello,

There is no headlight relay for this truck I would test through the dimmer and headlight switch. Here is a guide to help you and the headlight wiring diagrams so you can see how the system works:

https://www.2carpros.com/articles/how-to-check-wiring

Check out the diagrams (below). Please let us know what happens.
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Wednesday, April 29th, 2020 AT 10:02 AM
Tiny
SKINNER ETHERIDGE
  • MEMBER
  • 2 POSTS
Thank you so much. It was dimmer switch. Thanks again, Charles Skinner Etheridge
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Wednesday, April 29th, 2020 AT 6:14 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Nice work, we are here to help, please use 2CarPros anytime.
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Thursday, April 30th, 2020 AT 9:54 AM

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