Alero, Grand Am 1999-2005

Rocker Arms & Pushrods

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Removal & Installation



3.1L & 3.4L Engines
Left Side
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Drain the cooling system to a level below the coolant pipe on the front of the engine.
  4.  
  5. Remove or disconnect the following:
    NOTE
    Keep the pushrods in order. Intake pushrods are 5 3 / 4 inches long and exhaust pushrods are 6 inches long.



    Negative battery cable
     
    Spark plug wires
     
    Heater bypass pipe
     
    Positive Crankcase Ventilation (PCV) valve and hose
     
    Rocker arm cover
     



    Rocker arms and pushrods
     

  6.  

To install:

  1. Lubricate all the valvetrain components with engine oil.
  2.  
  3. Install or connect the following:

    Pushrods and the rocker arms. Torque the bolts to 24 ft. lbs. (32 Nm).
     
    Rocker arm cover using a new gasket. Torque the rocker cover bolts to 89 inch lbs. (10 Nm).
     
    PCV valve and hose
     
    Heater bypass pipe. Torque the screw at the water pump to 106 inch lbs. (12 Nm), the bolt at the cylinder head corner to 18 ft. lbs. (25 Nm) and the nut to 18 ft. lbs. (25 Nm).
     
    Spark plug wires
     
    Negative battery cable
     

  4.  
  5. Refill the cooling system.
  6.  
  7. Start the vehicle and verify no leaks.

    Click image to see an enlarged view

    Fig. Rocker arm components-3.1L & 3.4L engines

  8.  

Right Side
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove or disconnect the following:
    NOTE
    Keep the pushrods in order. Intake pushrods are 5 3 / 4 inches long and exhaust pushrods are 6 inches long.



    Negative battery cable
     
    Alternator bracket on 2005 models
     
    Spark plug wires from the spark plugs and the upper intake plenum wire retainer
     
    Power brake booster vacuum pipe from the intake plenum
     
    Accessory drive belt
     
    Alternator, if necessary
     
    Ignition coil assembly and Evaporative Emissions (EVAP) canister purge solenoid as an assembly
     
    Rocker arm cover
     



    Rocker arms and pushrods
     

  4.  

To install:

  1. Lubricate all the valvetrain components with engine oil.
  2.  
  3. Install or connect the following:

    Pushrods and the rocker arms. Torque the bolts to 24 ft. lbs. (32 Nm) plus an additional 30 degree turn.
     
    Rocker arm cover using a new gasket. Torque the rocker cover bolts to 89 inch lbs. (10 Nm).
     
    Ignition coil and EVAP solenoid assembly
     
    Alternator, if removed. Torque the bolts to 37 ft. lbs. (50 Nm).
     
    Accessory drive belt
     
    Power brake booster vacuum pipe to the plenum
     
    Spark plug wires
     
    Negative battery cable
     

  4.  
  5. Start the vehicle and verify no leaks.

    Click image to see an enlarged view

    Fig. Rocker arm components-3.1L & 3.4L engines

  6.  

 
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