how to fix it. on 2001 Chevrolet Monte Carlo

Why do my heat blower work on 3,4,5 but not on 1,2 please tell me so i can get it fix.

by in Elmwood Park, IL on December 08, 2010
1 answer
ANSWER by , December 08, 2010
blower resistor under the right side dash by the glove box. it is behind the blower motor. Roy