GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Skylark 🢒 Engine 🢒 Engine Mechanical - 2.4L 🢒 Engine Block Plug Removal

    Object Number: 189093 Size: SH
  1. Remove the water jacket drain plug.

    2. Object Number: 189100 Size: SH
  2. Remove the oil flow check valve.

    3. Object Number: 189095 Size: SH
  3. Remove the oil passage plug from the front of the engine block.

    4. Object Number: 189106 Size: SH
  4. Remove the oil passage plug from the timing chain tensioner gallery.

    5. Object Number: 189104 Size: SH
  5. Remove the rear oil passage plug.

    6. Object Number: 188983 Size: SH
  6. Remove the oil passage plug from the right side of the engine block.

    7. Object Number: 189142 Size: SH
  7. Remove the timing chain housing alignment pins.

    8. Object Number: 189122 Size: SH
  8. Remove the oil pan alignment pins.