C 1500 Truck 2WD V6-4.3L VIN X (2003)
1. Install the XM antenna cable and clips to the windshield pillar.
2. Connect the cable to the antenna connection above the headliner.
3. Install the headliner.
4. Connect the XM radio antenna cable (1) at the IP.
5. Install the windshield pillar garnish molding.
