Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
Global Positioning System Antenna: Service and Repair
Antenna Assembly Replacement - Cellular and Navigation
ANTENNA ASSEMBLY REPLACEMENT - CELLULAR AND NAVIGATION
REMOVAL PROCEDURE
1. Lower the headliner. Refer to Headliner Replacement in Interior Trim
2. Disconnect the cables from the antenna.
3. Loosen the retaining nut until the antenna assembly can be pulled from the top of the roof.
INSTALLATION PROCEDURE
1. Place the antenna assembly on the roof opening.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Tighten the retaining nut.
Tighten
Tighten the nut to 6 N.m (53 lb in).
3. Connect the antenna cables.
4. Install the headliner.