Car has new heads, plugs, wires, fuel injectors, and mechanics code reader says cylinder miss. Bad cat? Rough idle and lack of power, thanx.
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Tuesday, August 3rd, 2010 AT 11:35 PM
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RASMATAZ
MECHANIC
75,992 POSTS
Could be the CAT if it has an excessive backpressure in the exhaust-also the idle air control valve, EGR valve, throttle position and manifold absolute pressure sensors. Also check fuel pressure