Grand Prix V8-5.3L (2007)
Ambient Light Sensor: Service and Repair
DAYTIME RUNNING LAMPS (DRL) AMBIENT LIGHT SENSOR REPLACEMENT
REMOVAL PROCEDURE
1. Remove the garnish molding from the left and right windshield pillars.
2. NOTE: Use the following method to disengage the Head Up Display (HUD) retainers. Do NOT pry the retainers with a flat-bladed tool or other
similar device.
1. Disengage the I/P upper trim panel retainers on the sides of the HUD.
2. Disengage the retainer rearward of the HUD.
Failure to follow this method could break the tab on the HUD.
Use your fingers to lift under the edges of the instrument panel (I/P) upper trim panel adjacent to the trim clips. If equipped, disengage the trim panel
retainers on the sides of the Head Up Display (HUD) first.
3. If equipped, disengage the retainer rearward of the HUD.
4. Disengage the remaining trim panel retainers. Use clean shop towels to protect the I/P trim pad from the trim panel retainers. Lift the trim panel for
access.