GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Vehicle Lifting Caution in the Preface section.


    Object Number: 892067  Size: SH
  1. Raise the vehicle on a hoist.
  2. Remove the fasteners that hold the exhaust manifold pipe to the exhaust resonator.

  3. Object Number: 892071  Size: SH
  4. Remove the exhaust resonator to muffler attachment clamp.
  5. Separate the exhaust resonator from the muffler by pulling and twisting in the opposite direction.

  6. Object Number: 892074  Size: SH
  7. Remove the exhaust resonator isolators.
  8. Remove the exhaust resonator.

Installation Procedure


    Object Number: 892074  Size: SH
  1. Position the exhaust resonator into the vehicle and install the isolators.

  2. Object Number: 892071  Size: SH

    Important: Do not tighten the clamp and crush the exhaust pipe.

  3. Slide the muffler assembly onto the exhaust resonator and tighten the clamp.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 892067  Size: SH
  5. Install the exhaust resonator to the exhaust manifold pipe and tighten the fasteners.
  6. Tighten
    Tighten the exhaust manifold pipe-to-resonator bolts to 20 N·m (15 lb ft).

  7. Lower the vehicle from the hoist.
  8. Check the entire exhaust system for leaks.