GM Service Manual Online
For 1990-2009 cars only
  1. Install a NEW O-ring on the oil level indicator tube.

  2. Object Number: 1866804  Size: SH
  3. Install the oil level indicator and tube by sliding the tube down through the lower crankcase hole.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the oil level indicator tube bracket bolt.
  6. Tighten
    Tighten the oil level indicator tube bracket bolt to 10 N·m (89 lb in).