To Close
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
To close the power sunroof, turn the ignition to RUN, and from the:
- Open position - press and hold the sunroof switch forward. This will apply the sunroof switch low reference to the sunroof switch close signal circuit, 5 volt reference input, pulling it to 0 volts. The sunroof close signal input to the sunroof control module needs to have a constant 0 volts applied, switch pressed, to allow the sunroof control module to control the sunroof motor to drive the sunroof glass until it reaches the closed position. The wind deflector will retract prior to the glass reaching the fully closed position. To close the sunshade, this will have to be manually slid closed.
- Vent position - press and hold the sunroof switch rearward. This will apply the sunroof switch low reference to the sunroof switch open signal circuit, 5 volts reference input, pulling it to 0 volts. The sunroof switch open signal input to the sunroof control module needs to have a constant 0 volts applied, switch pressed, to allow the sunroof control module to control the sunroof motor to drive the rear of the sunroof glass down to the fully closed position.