trouble with the wireing

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Apr 23, 2013 | 05:01 PM

Arock

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trouble with the wireing

I have a 1988 gmc sierra 1500.When I turn the headlights on,my gauges go crazy.Both blinker lights come on and all the gauges drop.Can anyone help me?

Apr 23, 2013 | 05:11 PM

Tuned Performance

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From: Mile High Country !!!

Car: 1967 Camaro, 91 z28

Engine: Lb9

Transmission: M20

Axle/Gears: J65 pbr on stock posi 10bolt

Re: trouble with the wireing

Sounds like a bad ground or a issue with the head light switch is pulling to much current. The 88-92 headlight switches had a issue with that and would melt harness connection. You might want to buy a service manual or join the appropriate forum for c/k trucks.