Originally posted by mercman:
How do you have two banks with a zetec?
jeff
I'm with stupid.... 
anyway, if the O2 sensor wasn't OEM or of equal quality it will cause problems
these cars are sensitive to everything....
- 95 Mystique LS - Zetec/5spd
- 99 Contour SeVT Sport - Duratec/5spd
Official NE-CEG Contour/Mustang Family
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