Originally Posted by
Chri$09
use a test light to see if you are getting power or a multi meter to the motor. but like shifty said alot of times if the resistor goes you will loose all speeds or jsut some. if you auto ac feature they are prone for problems. could possibly be a head unit.
2000 Silverado ECSB- 5.3 CAI, Pacesetter LTs, ORY- Pipe, Magnaflow XL, E-fan, Ported T/B , Nelson Tuned, Built 4l60e, Circle D Stall, 3.42s G80, 2-4 Drop, Hertz Highs, Rockford 501s
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