GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 4.6L 🢒 Oil Pump Suction Pipe and Screen Assembly Replacement

Removal Procedure
  1. Remove the engine oil pan. Refer to Oil Pan Replacement.

    2. Object Number: 798707 Size: SH
  2. Remove the oil pump pickup tube support nut (3) from the main bearing stud.
  3. Remove the mounting bolt (1) from the oil manifold plate.
  4. Remove the oil pump pickup tube (2).

Installation Procedure

    Object Number: 798707 Size: SH
  1. Lubricate the silicone seal in the oil manifold plate.

    2. With a twisting motion, install the end of the oil pump pick-up tube (2).

    Caution: Refer to Fastener Caution in the Preface section.

  2. Install the oil pump pick-up retaining bolt (1) and nut (3).

    3. Tighten

        • Tighten the oil pump pick-up tube nut to 24 N·m (18 lb ft).
        • Tighten the oil pump pick-up tube bolt to 10 N·m (89 lb in).
  3. Install the oil pan. Refer to Oil Pan Replacement.