GM Service Manual Online
For 1990-2009 cars only

Assembly Procedure


    Object Number: 2014274  Size: SH
  1. Coat the oil pump drive and driven rotors with engine oil, and place them into the oil pump with the marks (1) facing the oil pump cover side.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2014261  Size: SH
  3. Install the oil pump cover with the 5 bolts (1-5) and tighten to 8.8 N·m (78 lb in)..

  4. Object Number: 2014259  Size: SH
  5. Coat the relief valve (3) with engine oil.
  6. Insert the relief valve and spring (2) into the pump body hole.
  7. Using a 27 mm socket wrench, install the plug (1) and tighten to 49 N·m (36 lb ft).