October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Body Control Module Replacement
WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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| Callout |
Component Name |
| 1 |
Body Control Module Procedure
- Disconnect the electrical connectors.
- Release the retaining tabs.
- Perform the necessary programming and setup procedure:Control Module References
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