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P0341 Diagnostic Trouble Code Discussion for August 2004

CMP Sensor Performance

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Trouble Ticket Help Requests for DTC P0341
Help Request Posted
1999 Pontiac Grand Prix GTP 3.8L MIL Lamp on VIN: 1G2WR5211X
P0341: CMP Sensor Signal Performance. vehicle came in for a "chuggle" at steady speed, with no codes in memory. we had already done a motor vac in past, which got rid of the code po300. we went to check spark output of the wires, coils etc. & a backfire occured, with an engine stall.it...
August 26, 2004