GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Mechanical - 8.1L 🢒 Exhaust Manifold Removal - Left Side

    Object Number: 1309937 Size: SH

    Important: Twist the spark plug boot 1/2 turn in order to release the boot. Pull on the spark plug boot only. Do not pull on the spark plug wire.

  1. Remove the left spark plug wires from the spark plugs and ignition coils.

    2. Object Number: 784332 Size: SH
  2. Remove the left exhaust manifold heat shield nuts.
  3. Remove the left exhaust manifold heat shield.

    4. Object Number: 470686 Size: SH
  4. Remove the left exhaust manifold nuts and center bolt.
  5. Remove the left exhaust manifold.
  6. Remove the left exhaust manifold gasket.

    7. Object Number: 1309939 Size: SH
  7. Remove the left spark plugs.

    8. Object Number: 470683 Size: SH
  8. Remove the exhaust manifold studs, if necessary.