Metro, Prizm 2000-2002

Valve Covers

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Removal & Installation



1.0L Engine
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the air cleaner assembly.
  4.  
  5. Remove the retaining clamp bolts of the spark plug wire from the cylinder head cover.
  6.  
  7. Remove the cylinder head cover nuts and the seal washers that are located under the nuts.
  8.  
  9. Remove the cylinder head cover from the cylinder head.
  10.  
  11. Remove the cylinder head cover gasket from the cylinder head.

    Click image to see an enlarged view

    Fig. Cylinder head cover (1). Location of spark plug wire retaining clamp bolts (2)-Metro 1.0L engine

  12.  

To install:


NOTE
Ensure the sealant applied to the component does not block or restrict any passages. A blocked or restricted passage can cause improper flow. Improper flow can lead to component leakage or cause extensive engine damage.

  1. Apply a small amount of GM P/N 12346240, or an equivalent, to the corners of the new gasket for the cylinder head cover.
  2.  
  3. Install the new gasket to the cylinder head cover.
  4.  
  5. Install the cylinder head cover to the cylinder head.
  6.  
  7. Secure the cylinder head cover with the new seal washers and with the nuts. Tighten the cylinder head cover nuts to 44 inch lbs. (5 Nm).
  8.  
  9. Install the retaining clamps for the spark plug wire to the cylinder head cover. Secure the wire retaining clamps with two bolts. Tighten the wire retaining clamp bolts to 44 inch lbs. (5 Nm).
  10.  
  11. Install the air cleaner assembly.
  12.  
  13. Connect the negative battery cable.
  14.  

1.3L Engine
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the two crankcase vent hoses from the valve rocker-arm cover.
  4.  
  5. Remove the two ignition coils and the spark plug wires from the valve rocker arm cover.
  6.  
  7. Remove the six valve cover bolts.
  8.  
  9. Remove the valve rocker arm cover from the cylinder head.
  10.  
  11. Remove the valve rocker arm cover gasket and the seals from the valve cover.

    Click image to see an enlarged view

    Fig. Valve rocker arm cover gasket (1), valve rocker arm cover (2) and seals (3)-Metro 1.3L engine

  12.  

To install:

  1. Install the new gasket to the valve rocker arm cover.
  2.  
  3. Install the new seals to the valve rocker arm cover.
  4.  
  5. Install the valve rocker arm cover to the cylinder head.
  6.  
  7. Secure the valve rocker arm cover with the six bolts and tighten them to 97 inch lbs. (11 Nm).
  8.  
  9. Install the two ignition coils and the spark plug wires to the valve rocker arm cover.
  10.  
  11. Install the two crankcase vent hoses to the valve rocker arm cover.
  12.  
  13. Connect the negative battery cable.
  14.  

1.8L Engine
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the engine cover.
  4.  
  5. Remove the ignition coils.
  6.  
  7. Disconnect the hose clamps and two PCV hoses from the cylinder head cover.
  8.  
  9. Remove the nuts, bolts, two seal washers and cylinder head cover (with gasket) from the cylinder head.

    Click image to see an enlarged view

    Fig. Remove the engine cover (1) from the top of the cylinder head cover-Prizm



    Click image to see an enlarged view

    Fig. Removal of each ignition coil-Prizm



    Click image to see an enlarged view

    Fig. Remove the cylinder head cover nuts, bolts (1, 2, 3) and seal washers-Prizm

  10.  

To install:

  1. Install the new cylinder head cover gasket to the cylinder head cover.
  2.  
  3. Install the new seal washers to the cylinder head cover.
  4.  
  5. Install the cylinder head cover to the cylinder head. Secure the cover and tighten the bolts and nuts to 89 inch lbs. (10 Nm).
  6.  
  7. Install the ignition coils.
  8.  
  9. Reconnect the PCV hoses and hose clamps to the cylinder head cover.
  10.  
  11. Install the engine cover.
  12.  
  13. Connect the negative battery cable.
  14.  

 
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