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#2
09-06-2005, 09:28 PM
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Black soot = running rich, gas not burning completely, bad O2 sensors, etc...
When was the last time the O2 sensors were changed? Have you looked for codes?
__________________
1999 Porsche 996 Carrera Convertible 1994 420E - SOLD 1986 300E - SOLD, what a car 609 Certified 
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