CONTINUED MISSFIRE AFTER FULL TUNE UP AND IGNITION COIL REPLACEMENT
2006 Hyundai Sonata
April, 22, 2011 AT 2:09 AM
Have a 2006 hyaundi sonata 6 cylinder that was recently missfireing, did a full tune up and replaced ignition coils after finding water and a silicone type substance in one of the cylinders. Ran great for three weeks, then began to missfire again?