Doug Johnson Posted December 30, 2020 Share Posted December 30, 2020 my 2008 Mack truck the heat controller doesn't change setting floor defrost panel, the temp control doesn't change temp. The fan has all 4 speeds and I have put a new controller on it. Quote Link to comment https://www.bigmacktrucks.com/topic/65402-supervisor/ Share on other sites More sharing options...
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Doug Johnson
my 2008 Mack truck the heat controller doesn't change setting floor defrost panel, the temp control doesn't change temp. The fan has all 4 speeds and I have put a new controller on it.
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https://www.bigmacktrucks.com/topic/65402-supervisor/Share on other sites
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