G6 2005-2007

Spark Plug Wires

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Inspection & Testing



  1. Inspect for correct routing of the spark plug wires. Improper routing may cause cross-firing.
  2.  
  3. Inspect each wire for any signs of cracks or splits in the wire.
  4.  
  5. Inspect each boot for the following conditions:
    NOTE
    If corrosion, carbon tracking or arcing are indicated on a spark plug wire boot or terminal both the wire and the component connected to the wire should be replaced.



    Tearing
     
    Piercing
     
    Arcing
     
    Carbon Tracking
     
    Corroded terminal
     

  6.  

Removal & Installation



3.5L Engine
  1. Remove the intake manifold cover.
  2.  
  3. Remove the spark plug wires  (2, 4, and 6) from the engine left side spark plugs.
  4.  
  5. Remove the spark plug wires from the retaining clips.
  6.  
  7. Remove the spark plug wires  (1, 3, and 5) from the engine right side spark plugs.
  8.  
  9. Remove the spark plug wires from the retaining clip.
  10.  
  11. Remove the spark plug wires (1-6) from the ignition coils.
  12.  
  13. Remove the spark plug wires from the engine.
  14.  

To install:

  1. Install the spark plug wires (1-6) to the engine.
  2.  
  3. Install the spark plug wires to the ignition coils.
  4.  
  5. Install the spark plug wires  (1, 3, and 5) to the engine right side spark plugs.
  6.  
  7. Install the spark plug wires to the retaining clip.
  8.  
  9. Install the spark plug wires  (2, 4, and 6) to the engine left side spark plugs.
  10.  
  11. Install the spark plug wires to the retaining clips.
  12.  
  13. Install the intake manifold cover.
  14.  

3.9L Engine
  1. Remove the intake manifold cover.
    NOTE
    Twist the spark plug boot one-half turn in order to release the boot. Pull on the spark plug boot only. Do not pull on the spark plug wire or the wire could be damaged.

  2.  
  3. Disconnect the left side spark plug wires from the spark plugs.
  4.  
  5. Disconnect the left side spark plug wires from the ignition coil.
  6.  
  7. Remove the left side spark plug wire clips from the intake manifold bracket and heater inlet and outlet pipe.
  8.  
  9. Remove the spark plug wire assembly.
  10.  
  11. Disconnect the right side spark plug wires from the right side spark plugs.
  12.  
  13. Disconnect the left side spark plug wires from the ignition coil.
  14.  
  15. Remove the right side spark plug wire clip from the ignition coil bracket.
  16.  
  17. Remove the spark plug wire assembly.
  18.  

To install:

  1. Install the spark plug wire assembly.
  2.  
  3. Install the right side spark plug wire clip at the ignition coil bracket.
  4.  
  5. Connect the right side spark plug wires to the ignition coil.
  6.  
  7. Connect the right side spark plug wires to the right side spark plugs.
  8.  
  9. Install the spark plug wire assembly.
  10.  
  11. Install the left side spark plug wire clips at the intake manifold bracket and heater inlet and outlet pipe.
  12.  
  13. Connect the left side spark plug wires to the ignition coil.
  14.  
  15. Connect the left side spark plug wires to the spark plugs.
  16.  
  17. Install the intake manifold cover.
  18.  

 
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