GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Engine Block Heater Installation

    Object Number: 1578563 Size: SH
  1. Apply sealer GM P/N 12346004 (Canadian P/N 1095380), or equivalent to the engine block heater.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the engine block heater into the engine block and tighten to 50 N·m (37 lb ft).