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 in Entertainment.
  2. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  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 in Entertainment.
  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 in Entertainment.
  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 in Interior Trim.
  9. Install the antenna mast. Refer to Fixed Antenna Mast Replacement in Entertainment.