GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Upper Intake Manifold Removal

    Object Number: 1874147 Size: SH
  1. Remove the foul air positive crankcase ventilation (PCV) tube.

    2. Object Number: 1866463 Size: SH
  2. Remove the upper intake manifold bolts, stud, and manifold absolute pressure (MAP) sensor bracket.
  3. Remove the upper intake manifold and gaskets.