GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1998 🢒 Sonoma Pickup - 4WD 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Air Distributor Duct Replacement

Removal Procedure

    Object Number: 281212 Size: SH
  1. Remove the instrument panel. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gauges and Console.
  2. Remove the driver side air distributor duct screws.

    3. Object Number: 281209 Size: SH
  3. Remove the cowl side air distributor duct screws.
  4. Remove the air distributor duct from the instrument panel.

Installation Procedure

    Object Number: 281209 Size: SH
  1. Install the air distributor duct to the instrument panel.

    2. 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.

  2. Install the cowl side air distributor duct screws.

    3. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).


    Object Number: 281212 Size: SH
  3. Install the driver side air distributor duct screws.

    4. Tighten
    Tighten the screws to 1.9 N·m (17 lb in).

  4. Install the instrument panel. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gauges and Console.