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P0338 Diagnostic Trouble Code Discussion for November 2005

CKP Sensor Circuit High Duty Cycle

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Trouble Ticket Help Requests for DTC P0338
Help Request Posted
1998 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on VIN: ZGCK19R8W1
P0338: CKP Sensor Circuit High Duty Cycle. truck came into shop with p0303 and p0338, definite miss at cyl #3, owner had replace plugs, wires, cap and rotor, oxygen sensors, all seem to be working normally. found plenum o-ring damaged, and replaced it, also replaced #3 injector, still has miss, checked...
November 09, 2005