GM Service Manual Online
For 1990-2009 cars only

Exhaust Manifold Heat Shield Replacement - Left Side LP1, LY7

Removal Procedure

Caution: Refer to Exhaust Service Caution in the Preface section.

Caution: Refer to Protective Goggles and Glove Caution in the Preface section.

  1. Remove the intermediate steering shaft. Refer to Lower Intermediate Steering Shaft Replacement .

  2. Object Number: 945895  Size: SH
  3. Remove the exhaust manifold heat shield upper bolts.
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Remove the exhaust manifold heat shield lower bolt.
  6. Disconnect the center intermediate shaft from the lower intermediate shaft to provide a removal envelope for the shield. Refer to Lower Intermediate Steering Shaft Replacement .
  7. Remove the exhaust manifold heat shield.

  8. Object Number: 1562774  Size: SH
  9. Remove the upper exhaust manifold heat shield insulator from the oil level indicator tube, if necessary.

  10. Object Number: 1562776  Size: SH
  11. Remove the lower exhaust manifold heat shield insulator from the oil level indicator and exhaust gasket, if necessary.

Installation Procedure


    Object Number: 1562776  Size: SH
  1. Install the lower exhaust manifold heat shield insulator to the oil level indicator and exhaust gasket, if necessary.

  2. Object Number: 1562774  Size: SH
  3. Install the upper exhaust manifold heat shield insulator to the oil level indicator tube, if necessary.

  4. Object Number: 945895  Size: SH
  5. Install the exhaust manifold heat shield.
  6. Install but do not tighten the exhaust manifold heat shield lower bolt.
  7. Lower the vehicle.
  8. Notice: Refer to Fastener Notice in the Preface section.

  9. Install the exhaust manifold heat shield upper bolts.
  10. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  11. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  12. Tighten the exhaust manifold heat shield lower bolt.
  13. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  14. Install the center intermediate shaft to the lower intermediate shaft. Refer to Lower Intermediate Steering Shaft Replacement .
  15. Lower the vehicle.

Exhaust Manifold Heat Shield Replacement - Left Side LS2

Removal Procedure

Caution: Refer to Exhaust Service Caution in the Preface section.

Caution: Refer to Protective Goggles and Glove Caution in the Preface section.


    Object Number: 1199292  Size: SH
  1. Remove the left exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side .
  2. Remove the bolts (604) securing the exhaust manifold heat shield (603) to the exhaust manifold (600).
  3. Remove the heat shield from the manifold.

Installation Procedure


    Object Number: 1199292  Size: SH
  1. Install the exhaust manifold heat shield to the manifold.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the bolts (604) securing the exhaust manifold heat shield (603) to the manifold (600).
  4. Tighten
    Tighten the bolts to 9 N·m  (80 lb in).

  5. Install the left exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side .