GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2000 🢒 Grand Prix 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Control Assembly Replacement

Removal Procedure
  1. Remove the I/P cluster trim plate. Refer to Instrument Cluster Trim Panel Replacement in Instrument Panel, Gauges and Console.

    2. Object Number: 410416 Size: SH
  2. Remove the retaining bolts from the HVAC control assembly.
  3. Pull the control assembly out from the instrument panel.

    4. Object Number: 410422 Size: SH
  4. Disconnect the electrical connectors and the vacuum harness from the HVAC control assembly.
  5. Remove the HVAC control assembly.

Installation Procedure

    Object Number: 410422 Size: SH
  1. Connect the electrical connectors and the vacuum harness to the HVAC control assembly.

    2. Object Number: 410416 Size: SH
  2. Install the HVAC control assembly into the instrument panel.

    3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the retaining bolts to secure the HVAC control assembly.

    4. Tighten
    Tighten the control assembly bolts to 2 N·m (18 lb in).

  4. Install the I/P cluster trim plate. Refer to Instrument Cluster Trim Panel Replacement in Instrument Panel, Gauges and Console.