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Old 09-20-2011, 05:53 PM   #2
speedygonzales
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Join Date: Jan 2006
Location: Smithfield, VA
Posts: 1,501
Re: 97 silverado AC clutch

Start with a schematic.

Pull the relay and see if it has power to the contact on pin 87 and if it has power and ground to the coil.

http://carphotos.cardomain.com/ride_...4031_large.jpg
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