2009 Colorado blower motor problem

04-07-2014, 04:43 PM
2009 Colorado, the blower only operates on high speed blower. Anything less and it just doesn't work at all. Any ideas??

I have had this problem in the past with full size Chevys, but darned if I can remember what I did to fix it.

Thanks in advance,


Tech II
04-07-2014, 05:42 PM
Usually the resistor block...

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