GM Service Manual Online
For 1990-2009 cars only

Radiator Air Baffle Assemblies and Deflectors Lower

Removal Procedure

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 457548  Size: SH
  3. Remove the radiator lower air deflector mounting bolts.
  4. Remove the radiator lower air deflector.

Installation Procedure


    Object Number: 457548  Size: SH
  1. Install the radiator lower air deflector.
  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.

  3. Install the radiator lower air deflector mounting bolts.
  4. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).

  5. Lower the vehicle.

Radiator Air Baffle Assemblies and Deflectors Side

Removal Procedure


    Object Number: 308903  Size: SH
  1. Remove the radiator. Refer to Radiator Replacement Radiator Replacement .
  2. Remove the radiator side baffles.
  3. Clean the radiator side baffles mounting surface.

Installation Procedure


    Object Number: 308903  Size: SH

    Important: Radiator side baffles are mounted above and in contact with lower A/C condenser insulators (1).

  1. Install the radiator side baffles.

  2. Object Number: 308906  Size: SH
  3. Place left radiator side baffle (1) as shown.

  4. Object Number: 308910  Size: SH
  5. Place right radiator side baffle (1) as shown.
  6. Install the radiator. Refer to Radiator Replacement Radiator Replacement .

Radiator Air Baffle Assemblies and Deflectors Air Baffle

Removal Procedure

  1. Raise the hood.

  2. Object Number: 289169  Size: SH
  3. Remove the radiator air baffle upper retaining clips.
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Remove the outside air temperature sensor, if equipped. Refer to Ambient Air Temperature Sensor Replacement in HVAC Systems - Automatic.
  6. Remove the radiator air baffle lower retaining clips.
  7. Remove the radiator air baffle.

Installation Procedure


    Object Number: 289169  Size: SH
  1. Install the radiator air baffle.
  2. Install the radiator air baffle lower retaining clips.
  3. Install the outside air temperature sensor, if equipped. Refer to Ambient Air Temperature Sensor Replacement in HVAC Systems - Automatic.
  4. Lower the vehicle.
  5. Install the radiator air baffle upper retaining clips.
  6. Lower the hood.