GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Water Outlet and Engine Coolant Thermostat Installation

    Object Number: 1556817 Size: SH
  1. Install the thermostat.
  2. Install the water outlet.

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

  3. Install the water outlet bolts and tighten to 25 N·m (18 lb ft).