Contents Wiring diagrams Section: Engine Controls - Removal & Installation All sections

SPARK PLUGS Pontiac Sunfire I

SPARK PLUGS

CAUTIONThis engine has aluminum cylinder heads. DO NOT remove the spark plugs from a hot engine, allow it to cool first. Removing the spark plugs from a hot engine may cause spark plug thread damage or cylinder head damage.
  1. Remove the ignition coil housing. See «IGNITION COIL HOUSING»(ref-153402-S39801531862003040400000) .
  2. Remove any water and debris from the spark plug holes before spark plug removal with compressed air.
  3. Remove the spark plugs using appropriate spark plug socket.
  4. Check the spark plugs.