GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the I/P assembly. Refer to Instrument Panel Carrier Replacement.

  2. Object Number: 943433  Size: SH
  3. Remove the retainers from the side window upper defogger duct.
  4. Disconnect and remove the defogger upper outlet duct.

  5. Object Number: 1224615  Size: SH
  6. Disconnect the HUD electrical connector.
  7. Remove the HUD retaining nuts.
  8. Remove the screw that secures the HUD to the steering column bracket.

  9. Object Number: 943424  Size: SH
  10. Remove the defogger lower outlet duct retainer.
  11. Disconnect and remove the defogger lower outlet duct from the defroster duct.

Installation Procedure


    Object Number: 943424  Size: SH
  1. Install the defogger lower outlet duct.
  2. Connect the defogger lower outlet duct to the defroster duct.
  3. Install the retainer to the defogger lower outlet duct.
  4. Caution: Refer to Fastener Caution in the Preface section.

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

  7. Object Number: 1224615  Size: SH
  8. Connect the HUD electrical connector.

  9. Object Number: 943433  Size: SH
  10. Install and connect the defogger upper outlet duct to the defogger lower outlet duct.
  11. Install the retainers to the upper defogger duct.
  12. Install the I/P assembly. Refer to Instrument Panel Carrier Replacement.