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P0338 Diagnostic Trouble Code Discussion for May 2010

CKP Sensor Circuit High Duty Cycle

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Trouble Ticket Help Requests for DTC P0338
Help Request Posted
1999 Chevrolet Express 3500 5.7L Hesitation, Cuts out, Stall VIN: 1GAHG39R9Y
P0338: CKP Sensor Circuit High Frequency. This van came in with severe hesitation (had to be towed in). First thing I noticed was no check engine light even when performing bulb check (koeo). Checked codes and found what I listed. Also I should mention that with the hesitation was also severe backfire...
May 05, 2010