GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 859160  Size: SH
  1. Remove the right windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement .
  2. Partially remove the upper portion of the right front door opening weatherstrip. Refer to Front Door Opening Weatherstrip Replacement .
  3. Remove the right sunshade. Refer to Sunshade Replacement .
  4. Partially lower the right front corner of the headliner.
  5. Disconnect the antenna cables from the antenna base cable connectors.

  6. Object Number: 1132311  Size: SH
  7. Remove the antenna base bolt.

  8. Object Number: 878369  Size: SH
  9. Disengage the retainers at the inside of the roof.

  10. Object Number: 956421  Size: SH
  11. Remove the antenna base assembly.

Installation Procedure


    Object Number: 878369  Size: SH
  1. Route the antenna base cables through the roof opening.

  2. Object Number: 859160  Size: SH
  3. Install the antenna base to the roof.
  4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1132311  Size: SH
  5. Secure the antenna base with the bolt and tighten to 3 N·m (27 lb in). .
  6. Connect the antenna cables to the antenna base cable connectors.
  7. Raise the headliner into position.
  8. Install the right sunshade. Refer to Sunshade Replacement .
  9. Fully install the right front door opening weatherstrip. Refer to Front Door Opening Weatherstrip Replacement .
  10. Install the right windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement .