2004 Chevy Silverado Blower motor

2004 CHEVROLET SILVERADO
77,000 MILES • V8 • 4WD • AUTOMATIC
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CURTIS TURLEY
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The blower motor will only work on the higher speeds, #4 and #5. I have replaced the blower selector switch with a used one and the orginal would only work on Speeds 3 and 4. Is the problem with the motor, selector switch or the wiring harness?
May 26, 2010 at 10:47 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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