Module, A/C And Heater: Description: Description
WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
The A/C heater module is a microprocessor designed to operate the heating and A/C system, using the Controller Area Network (CAN) data bus. The A/C heater module has a plastic housing with one integral electrical connector receptacle (3) and two mounting tabs (1 and 2).
The A/C heater module is located behind the right side of the glove box, fastened to the instrument panel.