GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 707400  Size: SH
  1. Remove the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement .
  2. Remove the catalytic converter, if necessary. Refer to Catalytic Converter Replacement .
  3. Remove the exhaust front heat shield nuts.
  4. Remove the exhaust front heat shield from the studs.

  5. Object Number: 707403  Size: SH
  6. If vehicle is a regular cab pick-up truck, remove the exhaust heat shield nuts.
  7. Remove the exhaust front heat shield (1) and/or the exhaust heat shield (2) from the studs.

  8. Object Number: 707409  Size: SH
  9. If vehicle is a extended cab pick-up truck, remove the exhaust heat shield nuts.
  10. Remove the exhaust heat shield (1, 2) from the studs.

  11. Object Number: 707411  Size: SH
  12. If vehicle is a crew cab pick-up truck, remove the exhaust heat shield nuts.
  13. Remove the exhaust heat shields from the studs.

Installation Procedure


    Object Number: 707411  Size: SH
  1. If vehicle is a crew cab pick-up truck, install the exhaust heat shields to the studs.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the exhaust heat shield nuts.
  4. Tighten
    Tighten the exhaust heat shield nuts to 9 N·m (80 lb in).


    Object Number: 707409  Size: SH
  5. If vehicle is a extended cab pick-up truck, install the exhaust heat shield (1, 2) to the studs.
  6. Install the exhaust heat shield nuts.
  7. Tighten
    Tighten the exhaust heat shield nuts to 9 N·m (80 lb in).


    Object Number: 707403  Size: SH
  8. If vehicle is a regular cab pick-up truck, install the exhaust front heat shield (1) and/or the exhaust heat shield (2) to the studs.
  9. Install the exhaust heat shield nuts.
  10. Tighten
    Tighten the exhaust heat shield nuts to 9 N·m (80 lb in).


    Object Number: 707400  Size: SH
  11. Install the exhaust front heat shield to the studs.
  12. Install the exhaust front heat shield nuts.
  13. Tighten
    Tighten the exhaust heat shield nuts to 9 N·m (80 lb in).

  14. Install the catalytic converter, if necessary. Refer to Catalytic Converter Replacement .
  15. Install the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement .