GM Service Manual Online
For 1990-2009 cars only

    Object Number: 659575  Size: SH
  1. Install the oil pump pressure relief valve and spring.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the oil pump pressure relief valve plug and tighten to 14 N·m (124 lb in).
  4. Install the oil pump outer and inner gears as removed.
  5. Install the oil pump cover.
  6. Install the oil pump cover bolts and tighten to 10 N·m (89 lb in).