GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1370534  Size: SH
  1. Remove the left exhaust manifold upper insulator from the oil level indicator tube.

  2. Object Number: 945895  Size: SH
  3. Remove the left exhaust manifold heat shield bolts.
  4. Remove the left exhaust manifold heat shield.

  5. Object Number: 1370532  Size: SH
  6. Remove the left exhaust manifold lower insulator from the oil level indicator tube.

  7. Object Number: 902882  Size: SH
  8. Remove the oil level indicator tube bracket bolt.
  9. Remove the oil level indicator and tube by sliding the tube out from the lower crankcase hole.

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