2002 Dodge Caravan spark plugs

2002 DODGE CARAVAN
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FIXITMANONE
  • MEMBER
  • 1 POST
Heater problem
2002 Dodge Caravan 4 cyl Front Wheel Drive 41,000 miles

I changed plugs and on the last one I found oil only on the threads. car runs great What would caues this?
Mar 21, 2009 at 10:00 AM
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BLACKOP555
  • ✓Experienced Mechanic
  • 10,386 POSTS
sounds to me like you may have a oil leak ont the valve cover and it leaked down onto the threads.
Mar 21, 2009 at 4:10 PM
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