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Check engine light on had tune up had o2 sensors changed and fuel pump changed

(1997 Dodge Ram Van 1500)
in Philadelphia, PA on April 05, 2010
when i drive on the road for some distance it will start to
missfire had engine changed diagnostic code shows that all cylinders misfires
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Popular Answer
on April 06, 2010
have the crank and cam sensors checked for syncrozation. a 300 random missfire usually indicates a crank sensor.

Roy
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