Transmission Control Module - 42RLE
WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
The Transmission Control Module (TCM) is a sub-module within the Powertrain Control Module (PCM). The Powertrain Control Module (PCM) is located in the right rear of the engine compartment, just in front of the windshield. See Fig 1