Removal Procedure
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
- Disable the SIR system. SIR Disabling and Enabling
Fold the assist handle downward and hold. (2)
- Use a small flat-bladed tool to open the assist handle covers to access the bolts.
- Roof Rail Rear Assist Handle Bolt (1) - Remove [2x]
- Roof Rail Rear Assist Handle (2) - Remove
Center Pillar Upper Trim Panel Bolt Cap (1) - Remove
- Center Pillar Upper Garnish Molding Bolt (2) - Remove
Pull the trim pane (1) toward the inside of the vehicle to disengage the retainers.
- Center Pillar Upper Trim Panel (1) - Reposition
Fold the rear seat back to the downward position.
- Quarter Window Trim Finish Panel Bolt Cap (1) - Remove
- Quarter Window Trim Finish Panel Bolt (2) - Remove
Disengage the retainers, starting at the front and working rearward.
- Quarter Upper Trim Panel (1) - Reposition
Lower the left rear section of the headlining trim panel (1).
Disconnect the electrical connectors.
- Release the sunroof wiring harness retainer (1).
- Release the sunroof wiring harness (2).
Route the sunroof wiring harness (1) through the access hole.
- Sunroof Wiring Harness (1) - Remove
NOTE:
The Quarter Upper Trim Panel does not need to be fully removed from the vehicle.
NOTE:
Observe the mounting and location of the sunroof wiring harness to ensure proper reinstallation.