GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 850964  Size: SH
  1. Remove antenna mast. Refer to Fixed Antenna Mast Replacement .
  2. Remove the headliner. Refer to Headlining Trim Panel Replacement .
  3. Remove the 4 retainers (4) which secure the antenna cable (3) to the roof (5).

  4. Object Number: 850972  Size: SH
  5. Disconnect the rear antenna extension cable. Refer to Radio Antenna Cable Extension Cable Replacement .
  6. Remove the nut (4) which secures the antenna cable base (1) to the roof of the vehicle.

  7. Object Number: 850969  Size: SH
  8. Release the 2 tabs (2) from the antenna cable base (1).
  9. Remove the antenna base cable assembly (1) from the vehicle.

Installation Procedure


    Object Number: 850969  Size: SH
  1. Insert the antenna cable (3) through the opening in the roof, make sure the 2 tabs (2) lock in.
  2. Connect the antenna base cable assembly, to the rear antenna extension cable. Refer to Radio Antenna Cable Extension Cable Replacement .
  3. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 850972  Size: SH
  4. Secure the antenna cable base (1) to the roof with the nut (4).
  5. Tighten
    Tighten the antenna base cable nut (4) to 4.5 N·m (40 lb in).


    Object Number: 850964  Size: SH
  6. Route the antenna base cable assembly (1) along the roof (5).
  7. Secure the antenna cable (1) to the roof (5) with the 4 retainers (4).
  8. Install the headliner. Refer to Headlining Trim Panel Replacement .
  9. Install the antenna mast. Refer to Fixed Antenna Mast Replacement .