GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the oil pan. Refer to Oil Pan Replacement.

  2. Object Number: 187030  Size: SH
  3. Remove the oil pump bolt.
  4. Remove the oil pump and oil pump drive shaft.
  5. Inspect the oil pump driveshaft at both ends for rounding of the corners.

Installation Procedure


    Object Number: 187030  Size: SH

    Note: Rotate the oil pump driveshaft as necessary in order to obtain the engagement with the oil pump drive.

  1. Install the oil pump and oil pump drive shaft.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the oil pump bolt and tighten to 41 N·m (30 lb ft).
  4. Install the oil pan. Refer to Oil Pan Replacement.