Heater blower on 1990 Pontiac Bonneville

Heater blower only works on high. All other settings blower does not work. What are things I can check on. Mel

by in Burnsville, MN on April 27, 2011
2 answers
ANSWER by on April 27, 2011
blower motor resistor block should be by or on motor
ANSWER by on April 27, 2011
Cogcan is right and here's what it looks like https://partimages.genpt.com/largeimages/482402.jpg around $27 at Napa
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