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1985 Mack Wiring Diagrams, Anyone?

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  • 1 month later...
On 2/8/2023 at 6:19 AM, JJM_Mack said:

I need the Cab Wiring Diagram.    I'm trying to re-wire the heater/AC fan switch.   Looks like there is a rheostat somewhere that controls the fan speeds.  THANKS!    > Joe

Did you get the wiring diagram?

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