GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2003 🢒 Vibe - FWD 🢒 Engine 🢒 Engine Mechanical - 1.8L (LNK) 🢒 Piston and Connecting Rod Assemble

    Object Number: 236258 Size: SH

    Important: Install the piston onto the connecting rod with the marks (1) oriented toward the front of the engine.

  1. Coat the piston pin with engine oil.

    2. Object Number: 261987 Size: SH
  2. Push the piston pin into the piston pin bore by hand.
  3. Assemble the connecting rod and the piston.

    4. Object Number: 236253 Size: SH

    Important: Be sure that the end gap of the piston pin snap ring is aligned with the pin hole cutout portion of the piston.

  4. Install new snap rings using a small screwdriver.

    5. Notice: Use a piston ring expander to install the piston rings. The rings may be damaged if expanded more than necessary.


    Object Number: 236178 Size: SH
  5. Install the following components of the oil control ring assembly (bottom ring):
    6. 5.1. The expander
    5.2. The lower oil control ring
    5.3. The upper control ring
  6. Install the lower compression ring (second ring). Place the manufacturer's mark facing up.
  7. Install the upper compression ring (top ring). Place the manufacturer's mark facing up.

    8. Object Number: 1641084 Size: SH
  8. Position the piston rings in relation to the front mark (1), as follows:
    9. 8.1. Upper side rail (2).
    8.2. Compression No. 2 (3).
    8.3. Lower side rail (4).
    8.4. Compression No. 1 or expander (5).