GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Engine 🢒 Engine Mechanical - 3.8L 🢒 Cylinder Head Installation - Left Side

Special Tools

J 45059 Angle Meter

For equivalent regional tools, refer to Special Tools.


    Object Number: 35842 Size: SH
  1. Install the cylinder head gasket. Ensure the arrows point towards the front of the engine. The left cylinder head gasket has the letter L stamped next to the arrow.

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

  2. Install the cylinder head.

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


    Object Number: 38826 Size: SH
  3. Install new cylinder head bolts and tighten the cylinder head bolts to 50 N·m (37 lb ft) in sequence. Using J 45059 meter rotate each cylinder head bolt an additional 120 degrees.