Heater blower only works on high.
All other settings blower does not work.
What are things I can check on.
Pontiac Q&AAsk Your Question
1990 Pontiac Bonneville Question: Heater blower
Answer #1cogcan April 27, 2011, 15:18Journeyman
blower motor resistor block should be by or on motor
Answer #2hemicuda April 27, 2011, 15:20Master
Cogcan is right and here's what it looks like https://partimages.genpt.com/largeimages/482402.jpg around $27 at Napa
Verified customer reviews for auto repair shops near you