1990 Other GMC Models Blower Motor

jimmyjoejimbobb · Posted at Tue Mar 11, 2008 8:11 am

Heater problem
1990 Other GMC Models V8 Four Wheel Drive Automatic 145000 miles
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Hello,

I have a 90 GMC Suburban 1500. The blower motor quit working. I have already replaced it and the relay. I haven't changed the resistor since my meter shows I'm getting power to the motor, but it will not come on at all. Any thoughts?

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