Rear Hatch/Gate Description and Operation
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The rear hatch ajar indicator will illuminate when the rear hatch is open and the ignition is in the RUN position.
When the rear hatch is opened and the ignition switch is in the RUN position the liftgate door lock ajar switch closes and provides ground for the ajar switch signal in the instrument cluster. The instrument cluster will illuminate the rear hatch ajar indicator.