Engine running rough

Tiny
MARK CRISLER
  • 1998 FORD EXPEDITION
  • V8
  • 4WD
  • AUTOMATIC
  • 120,000 MILES

I have a 98 Expedition 54L. The engine is running very rough (heavy vibration), but no pinging or knocking. I can also smell exhaust inside the cabin as well. Check engine light is on. Any ideas what might be causing it?

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Thursday, April 14th, 2011 AT 10:55 PM

1 Reply

Tiny
HMAC300
  • EXPERT
  • 47,000 POSTS

Run an engine scan first to see what sensor or sensors have failed.

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Friday, April 15th, 2011 AT 12:54 AM

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