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HVAC (heat and air conditioning) will only work on highest speed.

Possible damage to connector or fire.

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16y ago
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Q: What kind of problems will a bad blower motor resister have on a 2004 Chevy trailblazer?
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How do you replace blower motor resister on a 2001 Chevy Trailblazer?

Look at the link I posted, that should help you. (:


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