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For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1999 🢒 Cutlass 🢒 Engine 🢒 Engine Mechanical - 3.1L 🢒 Valve Rocker Arm Cover Installation

Valve Rocker Arm Cover Installation Left Side


    Object Number: 54369 Size: SH
  1. Install the valve rocker arm cover gasket into the valve rocker arm cover.
  2. Apply sealer GM P/N 12346141, (Canadian P/N 10953433) or the equivalent to the notches where the cylinder head and intake manifold meet.
  3. Install the valve rocker arm cover.

    4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Install the valve rocker arm cover bolts.

    5. Tighten
    Tighten the valve rocker arm cover bolts to 10 N·m (89 lb in).


    Object Number: 626618 Size: SH
  5. Install the electronic ignition control module.
  6. Install the electronic ignition control module nuts and bolts.

    7. Tighten
    Tighten the electronic ignition control module nuts and bolts to 25 N·m (18 lb ft).

  7. Install the spark plug wires.

Valve Rocker Arm Cover Installation Right Side


    Object Number: 60846 Size: SH
  1. Install the valve rocker arm cover gasket into the valve rocker arm cover.
  2. Apply sealer GM P/N 12346141, (Canadian P/N 10953433) or the equivalent to the notches where the cylinder head and intake manifold meet.
  3. Install the valve rocker arm cover.

    4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Install the valve rocker arm cover bolts.

    5. Tighten
    Tighten the valve rocker arm cover bolts to 10 N·m (89 lb in).


    Object Number: 523301 Size: SH
  5. Install the vacuum lines to the upper intake manifold.