Avalanche 2500 4WD V8-8.1L VIN G (2003)
18. Connect the headliner electrical connectors to the junction block located next to the brake pedal.
IMPORTANT: Ensure that all of the wire harness retainers in the IP and the windshield pillar are all pressed into place in order to prevent rattling
during driving.
19. Install the sunroof finishing lace, if equipped.
20. Install the hinge pillar trim.
21. Install the IP top trim panel.
