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Home >> Pontiac >> 2004 >> Vibe GT >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction) -- 1.8L (LNK) >> Repair Instructions >> Spark Plug Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Engine Upper Cover
    GM828878Courtesy of GENERAL MOTORS CORP.
  1. Remove the four fasteners from the engine cover (1).
  2. Remove the engine cover (1) from the engine.
    3. Fig 2: Removing/Installing Ignition Coils And Bolt
    GM830280Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the electrical connector from each ignition coil.
  4. Remove the bolt (1) securing each ignition coil from the cylinder head cover.
  5. Remove each ignition coil (2) from the cylinder head cover.
    6. 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.
    Fig 3: Removing/Installing Spark Plugs
    GM830279Courtesy of GENERAL MOTORS CORP.
  6. Remove the spark plugs from the cylinder head.
  7. Inspect the spark plugs for electrode wear, carbon deposits and insulator damage. Refer to Spark Plug Inspection .
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