GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 13220  Size: MH
  1. Remove the air cleaner outlet splash shield.
  2. Remove the LH headlamp assembly retaining screws.
  3. Remove the LH headlamp assembly.
  4. Disconnect the LH headlamp electrical connectors.
  5. Remove the front air cleaner intake duct upper push in retainer (1).
  6. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  7. Remove the LF tire and wheel.
  8. Remove the LF wheel house panel.
  9. Remove the front air cleaner intake duct lower push in retainer (4).
  10. Remove the front air cleaner intake duct (3) through headlamp assembly opening.
  11. Remove the resonator rear push in retainer and upper attaching bolt (5).
  12. Remove the resonator assembly through wheel house opening.

Installation Procedure


    Object Number: 13220  Size: MH
  1. Install the resonator assembly through the wheel house opening.
  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 resonator rear push in retainer and the upper attaching bolt (5).
  4. Tighten
    Tighten the resonator upper attaching bolt to 7 N·m (61 lb in).

  5. Install the front air cleaner intake duct (3) through the headlamp assembly opening.
  6. Install the front air cleaner intake duct lower push in retainer (4).
  7. Install the LF wheel house panel.
  8. Install the LF tire and wheel.
  9. Lower the vehicle.
  10. Install the front air cleaner intake duct upper push in retainer (1).
  11. Install the LH headlamp electrical connectors.
  12. Install the headlamp assembly.
  13. Install the LH headlamp assembly retaining screws.
  14. Tighten
    Tighten the headlamp assembly retaining screws to 7 N·m (61 lb in).

  15. Install the air cleaner outlet splash shield.