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#1
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Need help with 454 missing
So far I've changed:
MAP sensor Distributor, Rotor, Module, CAP Spark Plugs and new plug wires EGR valve Oxygen sensor Fuel filter Ignition Coil PCV valve TPS sensor Removed the CAtilitic convertor in case it was stopped up but it's OK and the 454 still hsd a miss and hessitation. ALL REPLIES are needed ASAP |
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#2
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I have an '89 2500 454 and when I originally purchased the car...I also was experiencing missing and hesitation. I took it to my mechanic and they solved this issue by correcting the timing. My timing was off...hopes this helps
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