GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1224615  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the I/P carrier. Refer to Instrument Panel Carrier Replacement.
  3. Carefully lift the head-up display (HUD) electrical harness from between the instrument panel cluster (IPC) and the HUD.
  4. Disconnect the HUD electrical connector from the IPC.

  5. Object Number: 1224708  Size: SH
  6. Remove the retaining screws that secure the IPC to the steering column bracket.
  7. Raise the rear of the IPC slightly to release the locator tab. Reposition the IPC to access the retaining screw that secures the HUD to the steering column bracket.

  8. Object Number: 1224615  Size: SH
  9. Loosen the retaining screw that secures the HUD to the steering column bracket.
  10. Remove the HUD retaining nuts.
  11. Remove the HUD from the vehicle.

Installation Procedure


    Object Number: 378935  Size: SH
  1. Transfer the retaining screw and nut to the replacement HUD.
  2. Install the HUD to the vehicle:
  3. 2.1. Install the HUD onto the dash panel mounting studs.
    2.2. Slide the HUD retaining screw into the slot on the steering column bracket.

    Caution: Refer to Fastener Caution in the Preface section.

  4. Install the HUD retaining nuts and tighten to 5 N·m (44 lb in).
  5. Tighten the screw that retains the HUD to the steering column bracket to 3 N·m (27 lb in).

  6. Object Number: 1224708  Size: SH
  7. Install the retaining screws that secure the IPC to the steering column bracket and tighten to 3 N·m (27 lb in).

  8. Object Number: 378944  Size: SH
  9. Connect the HUD electrical connector to the IPC.
  10. Carefully secure the HUD electrical harness (1) down between the IPC and the HUD as shown.
  11. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement.
  12. Connect the negative battery cable. Tighten the cable bolt to 15 N·m (11 lb ft).
  13. Refer to Control Module References for programming and setup information.