GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the instrument cluster panel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.

  2. Object Number: 665518  Size: SH
  3. Remove the screws (2) that secure the radio to the support bracket (1).
  4. Remove the radio from the support bracket enough to access the connectors at rear of the radio.
  5. Disconnect the electrical/audio and antenna cable connectors from the radio.
  6. Remove the radio.

  7. Object Number: 639268  Size: SH
  8. If removing the radio mounting bracket. Perform the following steps:
  9. 6.1. Detach the clip retaining the HVAC harness to the radio mounting bracket.
    6.2. Remove the screws (2) retaining the radio mounting bracket (1) to the instrument panel carrier.
    6.3. Remove the radio mounting bracket from the vehicle.

Installation Procedure


    Object Number: 639268  Size: SH
  1. Install the radio mounting bracket. Perform the following steps:
  2. 1.1. Attach the HVAC harness to the radio mounting bracket with the clip.

    Caution: Refer to Fastener Caution in the Preface section.

    1.2. Install the screws (2) in order to retain the radio mounting bracket (1) to the instrument panel carrier and tighten to 3 N·m (27 lb in).

    Object Number: 665518  Size: SH
  3. Connect the electrical/audio and antenna cable connectors to the radio.
  4. Install the radio to the support bracket (1).
  5. Align the radio locator tab into the support bracket locator hole.
  6. Install the radio screws (2) and tighten to 2 N·m (18 lb in).
  7. Install the instrument cluster panel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.
  8. Calibrate the new radio assembly. Refer to Control Module References.