1990 Chevrolet G Series Van (G20) Q&A

1990 Chevrolet G Series Van (G20) Question: What do I need to do to get heater fan running

Front hheater/defroster fan won't run. It has a new blower motor. Power comes into switch and blower. When I bypass inside switch inside fan still doesn't run. -
Answer 1
I always suggest checking the blower motor resistor and wiring harness/connector. -