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Misfire / engine cutting off

(1999 Pontiac Bonneville)
in District Heights, MD on May 30, 2011
how do you test or check the crankshaft position sensor and mass air flow sensor
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Popular Answer
on May 30, 2011
most techs will use a scope to watch the patterns. a shop can do this for you for a nominal fee. that will pinpoint your failure, if they are suspected.
did you check the basics first, like plugs, wires and coils??

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