Headlights Tail and Brake Lights
Chevy Silverado
Turn Signals and Hazard Lights

What causes both of your turn signal indicators to turn on when you turn on the headlights in a 1984 Chevy pick up?

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Wiki User
January 29, 2007 5:19PM

There is a faulty ground wire in one of your tail lights or

front parking/clearance lights.

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