Transmission Control Module Replacement

WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts items in the following chart represent components shown in graphic above.

Callout	Component Name
Preliminary Procedure Battery Tray Replacement
1	Transmission Control Module Procedure Disconnect the electrical connector. Remove the transmission control module from the module bracket by releasing the retaining tabs. Reprogram the transmission. Transmission Service Fast Learn Procedure

Callout

Component Name

Preliminary Procedure
Battery Tray Replacement

Transmission Control Module

Procedure

Disconnect the electrical connector.
Remove the transmission control module from the module bracket by releasing the retaining tabs.
Reprogram the transmission. Transmission Service Fast Learn Procedure