Module, Drivetrain Control: Description: Description
WARNING: This page is about a different car, the 2014 Dodge Durango. However, it is still accessible from the selected car via links, so may be relevant.
The Drive Train Control Module (DTCM (3) is a microprocessor-based assembly, controlling a 4X4 Transfer Case. Communication is via the CAN serial bus. Inputs include user selectable 4X4 modes that include 4WD Full Time (4HI), 4LO, Neutral. The logic and driver circuitry is contained in aluminum housing base and a stamped steel housing cover with an embedded heat sink
The DTCM is installed inside the passenger compartment underneath the driver seat.