Lucerne V6-3.8L (2007)
5.
Disconnect the sunroof-to-body inline connection.
6.
Connect the sunroof switch wiring harness assembly (RAP delay jumper harness) (1).
7.
Use a tie strap to retain the extra harness length.
8.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in SI.
9.
Test the sunroof operation.
9.1.
Ensure the key is out of the ignition and the driver's door is open.
9.2.
Attempt to operate the sunroof by rotating the sunroof switch.
9.3.
The sunroof should not move.
9.4.
Insert the key into the ignition and rotate it to the ON position (not engine crank).
9.5.
Attempt to operate the sunroof by rotating the sunroof switch. The sunroof should move.
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If the sunroof passes the sunroof operation test, proceed to Step 10.
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If the sunroof does not pass the sunroof operation test, inspect the sunroof-to-body inline connection and RAP delay jumper harness.
Ensure the harness is installed correctly.
10.
Install the lower truck latch trim panel.
10.1. Install the four cargo net plastic anchors to the trim panel.
10.2. Install the trunk spare tire well cover.
10.3. Install the rearmost plastic trim from the lower trunk latch area.
11.
Clear any diagnostic trouble codes (DTCs) that may have been set by disconnecting the negative battery cable.
Buick Lucerne Vehicles