Transmission Control Module Replacement

WARNING: This page is about a different car, the 2018 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

GM4059016

Courtesy of GENERAL MOTORS COMPANY

Callout

Component Name

Preliminary Procedures
Front Wheelhouse Liner Replacement (CTS)Front Wheelhouse Liner Replacement (CTS-V)

1

Transmission Control Module

Procedure

Disconnect the electrical connector.
Remove the module from the module bracket by releasing the retaining tabs.
If installing a new module, perform the transmission control module programing and setup. Refer to K71 Transmission Control Module: Programming and Setup (8L45/8L90 & TL-80SN (MGG)) .