Thread: 66 GMC Heater control/switch not working
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Old November 8th, 2023, 02:25 AM
esquibdl esquibdl is offline
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Default Re: 66 GMC Heater control/switch not working
All of my lighting problems were grounds.

Is there a pinout for the heater slider switch? Is there an actual ground wire. Or does the metal fan housing (if properly grounded) serve as the ground connection?
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