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Old 03-29-2004, 01:14 PM
y2kimmel y2kimmel is offline
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Join Date: May 2003
Location: DC Metro Area
Posts: 365
High Hydrocarbon reading sounds like there's unburned fuel exiting your exhaust.

Possibly an Oxygen sensor? When was the last time you had it replaced?

Have you noticed any recuction in mileage over the last few months / year? Any drivability problems?

1995 E420
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