What is your question?
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What is your question?
Mileage is 125,000 and was always serviced on time. I am the original owner.
What makes this problem better or worse?
No change at idle or increase rpm
How long has your 2005 Ford Explorer Sport Trac had this problem?
engine starting missing some last week and now running rough and black exhaust
1 Reply
BLACK smoke from exhaust is indicative of excessive fuel delivery to engine cylinders.. Multiple possibilities. Professional scan test will be required along with subsequent *hands-on* testing.