GM Service Manual Online
For 1990-2009 cars only

Radiator Air Baffle Assemblies and Deflectors Upper

Removal Procedure


    Object Number: 530721  Size: SH
  1. Remove the radiator air baffle retainers.
  2. Remove the radiator air baffle.

Installation Procedure


    Object Number: 530721  Size: SH
  1. Install the radiator air baffle.
  2. Install the radiator air baffle retainers.

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: 639891  Size: SH
  3. Remove the radiator lower air deflector bolts and retainers.
  4. Disengage the deflector from the retainer at the center of radiator opening air baffle, as shown.
  5. Remove the radiator lower air deflector.

Installation Procedure


    Object Number: 639891  Size: SH
  1. Align the radiator lower air deflector to the radiator opening air baffle retainer. Install the deflector to the baffle retainer, as shown.
  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 bolts and retainers.
  4. Tighten
    Tighten the radiator lower air deflector bolts to 20 N·m (15 lb ft)

  5. Lower the vehicle.

Radiator Air Baffle Assemblies and Deflectors Ducts

Removal Procedure


    Object Number: 637243  Size: SH
  1. Remove the upper radiator air baffle retainers.
  2. Remove the upper radiator air baffle.
  3. Remove the radiator air duct(s) retainer(s).
  4. Remove the radiator air duct(s).

Installation Procedure


    Object Number: 637243  Size: SH
  1. Install the radiator air duct(s).
  2. Install the radiator air duct(s) retainer(s).
  3. Install the upper radiator air baffle.
  4. Install the upper radiator air baffle retainers.

Radiator Air Baffle Assemblies and Deflectors Radiator Opening

Removal Procedure

  1. Raise the hood.
  2. Remove the radiator opening air baffle upper retainers.
  3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  4. Remove the lower radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors

  5. Object Number: 530713  Size: SH
  6. Remove the radiator opening air baffle lower retainers.
  7. Remove the radiator opening air baffle.

Installation Procedure


    Object Number: 530713  Size: SH
  1. Install the radiator opening air baffle.
  2. Install the radiator opening air baffle lower retainers.
  3. Install the lower radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors
  4. Lower the vehicle.
  5. Install the radiator opening air baffle upper retainers.
  6. Lower the hood.