my fan motor only works on high i have changed switch and motor and checked relays what else could it be

Asked by Mar 03, 2015 at 04:11 PM about the 1999 Chevrolet Silverado 1500

Question type: Maintenance & Repair

2 Answers

52,645

Blower motor resistor determines the blower speed. It is likely the problem.

Best Answer Mark helpful
20,390

Blower motor resistor. Its mounted right next to the blower motor.

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