GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 428734  Size: SH
  1. Remove the radio. Refer to Radio Replacement .
  2. Important: Two different cable extensions are used on this vehicle which are not interchangeable. The first design uses a cable that is fixed in the radio cavity. The second design uses a cable that is manually inserted into the radio. The antenna extension cable selected must match the radio design in the vehicle.

  3. Determine the antenna extension cable used in the vehicle.
  4. • Fixed design. Go to step 3.
    • Manually installed design. Skip steps 5 and 6.
  5. Remove the right side windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement in Interior Trim.
  6. Remove the upper instrument panel trim pad. Refer to Instrument Panel Upper Trim Pad Replacement in Interior Trim.

  7. Object Number: 428732  Size: SH
  8. Disconnect the antenna coaxial cable (1) from the radio cavity by sliding the cable connection upwards out of the retainer (2).
  9. Remove the cable clip (3) from the ductwork.

  10. Object Number: 428736  Size: SH
  11. Remove the remaining cable clips (1) from the instrument panel support.
  12. Disconnect the coaxial cable connector (2).
  13. Remove the antenna extension cable from the vehicle.

Installation Procedure


    Object Number: 428736  Size: SH
  1. Connect the coaxial cable connector (2).
  2. Install the cable clips (1) to the instrument panel support.

  3. Object Number: 428732  Size: SH
  4. If a manually inserted cable was used, install the cable to the radio and go to step 5.
  5. Insert the cable connector (1) into the retainer (2) in the radio cavity.

  6. Install the cable clip (3) to the ductwork.
  7. Install the radio. Refer to Radio Replacement .
  8. Install the upper instrument panel trim pad. Refer to Instrument Panel Upper Trim Pad Replacement in Interior Trim.
  9. Install the right side windshield garnish molding. Refer to Windshield Pillar Garnish Molding Replacement in Interior Trim.