GM Service Manual Online
For 1990-2009 cars only
  1. Rotate the crankshaft until the rod bearing cap bolts are accessible.

  2. Object Number: 346697  Size: MH
  3. Remove the rod bearing cap bolts.
  4. Remove the rod bearing cap.
  5. Remove the rod bearing cap insert.

  6. Object Number: 217374  Size: SH

    Important: Re-install the rod cap to the rod when the piston is removed from the engine block. The mating surfaces must be protected from damage.

    The rod and the cap are not interchangeable.

  7. Use a block of wood or use a soft material to drive each piston out of the block.

    Object Number: 896027  Size: SH
  1. Rotate the crankshaft until the rod bearing cap bolts are accessible.
  2. Remove the rod bearing cap bolts.
  3. Remove the rod bearing cap.
  4. Important: Install the rod cap to the rod when the piston is removed from the engine block. The rod and the cap are not interchangeable. The mating surfaces must be protected from damage.

  5. Use a block of wood or use a soft material to drive each piston out of the cylinder.

  6. Object Number: 894315  Size: SH

    Notice: Do not wipe rod cap mating surfaces with a rag. Lint or foreign debris will not allow proper surface contact.

  7. Remove the rod bearing cap insert.