Liftgate Release Function
WARNING: This page is about a different car, the 2000 GMC Yukon, 2000 Chevrolet Tahoe, 2000 Chevrolet Pickup, and 2000 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Liftgate release switch is an input to BCM. If liftgate release switch is pressed, BCM will energize liftgate release relay and command liftgate to release if shift lever is in Park or Neutral or parking brake conditions are met.