GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 865429  Size: SH
  1. Loosen front exhaust pipe clamp at engine block bracket and slide clamp out of engagement with bracket.
  2. Remove exhaust pipe-to-exhaust manifold nuts.
  3. Notice: Avoid excessive movement of the pipe.

  4. Pull down front exhaust pipe and remove gasket.
  5. Remove the old gasket and discard.

Installation Procedure


    Object Number: 865465  Size: SH
  1. Install a new exhaust pipe-to-manifold gasket on the studs.
  2. Install and torque the exhaust pipe to exhaust manifold nuts.
  3. Tighten
    Tighten Exhaust Pipe-to-Manifold to 31 N·m (23 lb ft)

  4. Slide front exhaust pipe clamp over engine block bracket and tighten clamp.
  5. Tighten
    Tighten Exhaust Pipe Clamp-to-Support Bracket to 60 N·m (44 lb ft)

  6. Check the entire exhaust system for leaks.