Transmission Control Module (4.7L)
WARNING: This page is about a different car, the 2002 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
TCM uses input information to control line pressure and solenoids. TCM has 7 shift schedules based on transmission fluid temperature to extend transmission life. If TCM senses a problem, it stores a DTC. For additional information on TCM, see appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS.