Circuit Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
The endgate module monitors the lower left endgate latch actuator and upper right endgate latch actuator circuits. When the endgate module detects an open or short to ground on the lower left endgate latch actuator and upper right endgate latch actuator circuits, a DTC is set.