GM Service Manual Online
For 1990-2009 cars only

    Object Number: 2004254  Size: SH
  1. Remove the oil level indicator tube bracket bolt.
  2. Remove the oil level indicator and tube by sliding the tube out from the lower crankcase hole.

  3. Object Number: 1583980  Size: SH
  4. Remove and discard the O-ring from the oil level indicator tube if damaged.