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Home >> Chevrolet >> 2004 >> Tracker RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.0L (Introduction) >> Repair Instructions >> Spark Plug Replacement >> Removal Procedure
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Removal Procedure

    NOTE: This engine is equipped with an aluminum cylinder head. Allow the engine to cool before removing spark plugs. Removing the spark plugs from an engine at operating temperature may damage the spark plug threads in the cylinder head. Also be sure to clean any dirt or debris from around spark plug holes prior to removing spark plugs.
  1. Disconnect the ignition coil connector from each spark plug coil (1).
  2. Remove the bolt and the coil for each cylinder.
  3. Remove the spark plugs from the cylinder head.
  4. Inspect the spark plugs for electrode wear, carbon deposits and insulator damage. Refer to Spark Plug Inspection .
    5. Fig 1: View Of Spark Plug Coil
    GM464731Courtesy of GENERAL MOTORS CORP.
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