GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2003 🢒 H2 🢒 Body and Accessories 🢒 Entertainment 🢒 Radio Antenna Replacement

Removal Procedure
  1. Remove the right side windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement in Interior Trim.
  2. Remove the right side sunshade from the headliner. Refer to Sunshade Replacement in Interior Trim.
  3. Remove the right side door edge molding from the door opening. Refer to Body Side Trim Panel Replacement - Right Side in Interior Trim.
  4. Lower the front corner of the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.

    5. Object Number: 838978 Size: SH
  5. Disconnect the wire harness to the roof antenna module.
  6. Remove the module antenna bolt.
  7. Remove the antenna from the roof.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 838978 Size: SH
  1. Attach the antenna base to the roof and fasten the bolt.

    2. Tighten
    Tighten the bolt to 2 N·m (18 lb in).

  2. Connect the electrical connector to the antenna module.
  3. Push the headliner back into place. Refer to Headlining Trim Panel Replacement in Interior Trim.
  4. Attach the right side sunshade to the headliner. Refer to Sunshade Replacement in Interior Trim.
  5. Attach the right side windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement in Interior Trim.