buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Engine, A/T Controls - Shared Diagnostic Trouble Codes|Page 10559 > < Engine, A/T Controls - Shared Diagnostic Trouble Codes|Page 10557
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Control Module: Service and Repair

Transmission Control Module (TCM) Replacement 

Removal Procedure

1. Turn the ignition OFF.

2. Remove the air cleaner upper cover. 

3. Remove the transmission control module from the air cleaner.
4. Disconnect the transmission control module electrical connectors from the transmission control module.

Installation Procedure

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