Sunroof Motor/Actuator Re-Initialization: May Be Due To Related Component Service
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
If battery positive voltage or ground is removed and re-installed from the sunroof motor/actuator, the following procedure must be performed in the following order:
- Place the ignition switch to the ON position.
- Press and hold the sunroof switch to the CLOSE position until the glass panel stops at the front soft stop position.
- Release the sunroof switch.
- Press and hold the sunroof switch again to the CLOSE position for 13 seconds. The sunroof will stall at the hard stop position, then move back to the soft stop position.
- Release the sunroof switch.
- Verify sunroof operation. Refer to Sunroof Description and Operation (1 Connector System) in Roof.
The re-initialization procedure is not complete if one of the following actions occur before the procedure is complete:
- The sunroof switch is not held in the CLOSE position.
- The ignition switch is turned to the OFF position.
- Battery positive voltage is removed.
- The glass panel did not reach the fully closed position.