Trailer Brake Control Switch 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.
| Callout | Component Name |
|---|---|
| Preliminary Procedure Radio Control Assembly Replacement |
|
| 1 | Trailer Brake Control Switch Procedure Release the retaining tabs. |