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International Automotive Technicians Network
Re: Chevy Truck Blower Resistors w/ burnt connector
Posted to Technical Tips Forum on 10/12/2010

There is a TSB on this issue(05-01-38-012C). They call for replacing the resister and pigtail. I would not replace the blower motor unless it drew excessive amps. Here is part of the TSB:

Condition

Some customers may comment that the blower will only work ... Login to read more.