1997 Buick Lesabre fouled sparkplugs

1997 BUICK LESABRE
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DUGW
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Engine Mechanical problem
1997 Buick Lesabre 6 cyl Front Wheel Drive 84,000 miles

check engine light comes on,then car runs rough,like misfiring, turn off car, now it wont start, makes lots of noise almost starts,backfires, no start. pull spark plugs,they are horribly fouled, not sure if deposits are oil or gas,but is very black like oil. help!!
Oct 24, 2009 at 7:32 PM
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