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Old 08-20-2017, 06:39 PM   #3
nrb's70gmc
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Join Date: Sep 2008
Location: magalia,ca
Posts: 366
Re: Headlights wont dim or turn off

Quote:
Originally Posted by VetteVet View Post
Sounds like your high beam relay is stuck on. At first it didn't work and then it stuck on.
When you hit the dimmer switch your dims probable were on but the brights were also and so you couldn't see the dim lights.

The headlight switch no longer powers the lights, it powers the relays through the dimmer switch, so shutting off the headlight switch won't turn off the lights if the relay is stuck.
How does the headlights turn on and off with the light switch then?

What your saying makes since however I thought that the HD harness uses the headlight switch still for on/off??
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