GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 2WD 🢒 Body and Accessories 🢒 Wipers/Washer Systems 🢒 Air Inlet Grille Panel Replacement

Removal Procedure
  1. Disconnect the windshield washer hoses from the windshield wiper arms.
  2. Remove the windshield wiper arms. Refer to Windshield Wiper Arm Replacement in Windshield Wiper Arm Replacement.
  3. Remove the antenna. Refer to Fixed Antenna Mast Replacement in Entertainment.
  4. Remove the air inlet grille panel to cowl screws.

    5. Object Number: 321890 Size: SH
  5. Remove the air inlet grille panel from the vehicle.

Installation Procedure

    Object Number: 321890 Size: SH
  1. Install the air inlet grille panel to the vehicle.

    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 air inlet grille panel to cowl screws.

    3. Tighten
    Tighten the air inlet grille panel to cowl screws 2 N·m (18 lb in).

  3. Install the antenna. Refer to Fixed Antenna Mast Replacement in Entertainment.
  4. Install the windshield wiper arms. Refer to Windshield Wiper Arm Replacement in Windshield Wiper Arm Replacement.