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P0338 Diagnostic Trouble Code Discussion for August 2006

CKP Sensor Circuit High Duty Cycle

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Trouble Ticket Help Requests for DTC P0338
Help Request Posted
2000 GMC K3500 Sierra SLT 7.4L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GTHK33J1Y
P0338: CKP Sensor Circuit High Duty Cycle. ... here. Truck came in with a code p0338 & intermittant stall/ misfire, changed crank sensor as per TSB in alldata, truck wouldn't start. Checked signal from new sens., found bad, replaced with new A/C delco sensor, same thing, no start & bad signal, ...
August 17, 2006