Fan blower only works on high speed....
I have the Itasca detailed below, and lately has developed an issue where the dash fan will only work on the high (noisy!) switch setting. After starting the engine (Chevy workhorse 8.1 engine chassis...
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x2 on the resistor. Older ones had a resistor type coil. I have repaired some newer styles that melted the solder strip connectors.
