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P0339 Diagnostic Trouble Code Discussion for December 2006

Crankshaft Position Sensor Signal Intermittent

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Trouble Ticket Help Requests for DTC P0339
Help Request Posted
1996 GMC Safari SLE 4.3L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GKDM19W9T
P0339: CKP Sensor Circuit Malfunction (Intermittent). ... low fuel pressure 10psi. replaced fuel mod. went on test drive and car had no power, found cats had 6 psi back pressure. replaced cats. also found acid was coming down on engine harness near pcm. ate up a couple of wires. (acid was from batt). replaced eng...
December 16, 2006