GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 STS 🢒 Engine 🢒 Engine Mechanical - 4.6L (LH2) 🢒 Oil Pump Installation

Oil Pump Installation for Cadillac STS 2005

Tools Required

J 45059 Angle Meter


    Object Number: 928312 Size: SH
  1. Install the oil pump drive spacer into the oil pump so that the drive flat engages the pump rotor.
  2. Position the oil pump on the crankshaft.
  3. Install the retaining bolts.

    4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 928314 Size: SH
  4. Apply upward pressure on the pump while tightening the three retaining bolts. Tighten the bolts in the sequence (1, 2, 3) shown.
    5. 4.1. First Pass

    Tighten
    Tighten the oil pump mounting bolts in sequence to 10 N·m (89 lb in).

    4.2. Final Pass

    Tighten
    Tighten the oil pump mounting bolts in sequence an additional 35 degrees using the J 45059 .