GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Valve Rocker Arm Cover Removal - Left Side

    Object Number: 1874088 Size: SH
  1. Remove the positive crankcase ventilation (PCV) tube.

    2. Object Number: 1821625 Size: SH
  2. Remove and discard both PCV tube O-rings.

    3. Object Number: 1821624 Size: SH
  3. Remove the valve rocker arm cover bolts.

    4. Important: When removing the valve rocker arm cover make sure the gasket stays in place attached to the cylinder head.

  4. Remove the valve rocker arm cover.
  5. Cut the room temperature vulcanizing (RTV) in the channel where the intake, cylinder head and valve rocker arm cover meet with a suitable tool.
  6. Remove and discard the valve rocker arm cover gasket, valve rocker arm cover grommets and valve rocker arm cover bolts if they are serviced with the grommet.