The a/c is controlled by the body controller. That is the main cab computer. The control head is a simple logic board for controlling the blend, mode and recirculate door actuators and fan speed. It sends a signal to the body controller when you turn on the a/c.
2010 International A/C
Discussion in 'Trucks [ Eighteen Wheelers ]' started by Kittyfoot, Jul 2, 2011.
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