GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 236501  Size: SH
  1. Remove the oil level indicator from the guide tube.
  2. Unclip the crankshaft position sensor electrical connector from the guide tube.
  3. Remove the following components from the cylinder block:
  4. • The bolts
    • The guide tube (3)
  5. Remove the guide tube seal (1) from the guide tube.

Installation Procedure


    Object Number: 236501  Size: SH
  1. Use new engine oil in order to coat the new guide tube seal.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the new guide tube seal (1) to the guide tube. Secure the guide tube to the cylinder block using one bolt (3).
  4. Tighten
    Tighten the bolt to 14 N·m (10 lb ft).

  5. Clip the crankshaft position sensor electrical connector to the guide tube.
  6. Install the oil level indicator to the guide tube.