Using a jumper wire, take power directly to the motor to see if it runs. If it doesn't, then replace the fan motor. If it works, check fan relay and check the temp sender.
Jan 25, 2013 at 5:16 PM
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.