GM Service Manual Online
For 1990-2009 cars only

Grille Replacement V22

Removal Procedure


    Object Number: 817049  Size: SH
  1. Open the hood.
  2. Remove the nuts/washers from the inside back of the hood.
  3. Remove the grille from the studs on the back of the hood.

  4. Object Number: 817235  Size: SH
  5. Remove the emblem nuts from the back of the grille, if required.
  6. Remove the emblem from the grille.

Installation Procedure


    Object Number: 817235  Size: SH
  1. Install the emblem to the grille.
  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 nuts to the emblem.
  4. Tighten
    Tighten the nuts to 2 N·m (18 lb in).


    Object Number: 817049  Size: SH
  5. Install the grille to the studs at the back of the hood.
  6. Install the nuts/washers assemblies to the studs.
  7. Tighten
    Tighten the nuts to 5 N·m (44 lb in).

  8. Close the hood.

Grille Replacement GRW

Removal Procedure


    Object Number: 814652  Size: SH
  1. Open the hood.
  2. Remove the bolts retaining the following components to the radiator support:
  3. • The grille
    • The brackets
  4. Remove following components from the radiator support:
  5. • The grille
    • The brackets
  6. Remove the bolts retaining the grille to the brackets.

  7. Object Number: 890626  Size: SH
  8. Remove the emblem nut from the back of the grille.
  9. Remove the emblem from the grille, if required.

Installation Procedure


    Object Number: 890626  Size: SH
  1. Position the emblem to the grille.
  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 nuts to the grille.
  4. Tighten
    Tighten the nuts to 2 N·m (18 lb in).


    Object Number: 814652  Size: SH
  5. Install the grille to the brackets.
  6. Install the grille to bracket bolts into the bracket pierce nuts.
  7. Tighten
    Tighten the bolts to 12 N·m (106 lb in).

  8. Install the grille and bracket assembly to the radiator support.
  9. Install the bolts through the brackets and into the support weld nuts.
  10. Tighten
    Tighten the grille bracket to support bolts to 10 N·m (89 lb in).

  11. Close the hood.