Installation Procedure
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Install the backup bulb (3) straight into the backup bulb socket (2).
- Install the backup bulb socket (2) and rotate a quarter turn clockwise to secure.
- Ensure to align the rear body structure stop lamp mount pins to the lamp retainers on the rear body structure.
- Rear Body Structure Stop Lamp (1) - Install
- CAUTION:
Refer to Fastener Caution .
Rear Body Structure Stop Lamp Bolt (1) - Install and tighten [2x] - Fastener Specifications
- Close the pickup box endgate.