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P1406 Diagnostic Trouble Code Discussion for February 2007

EGR Valve Pintle Position Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1406
Help Request Posted
1997 Pontiac Bonneville SE 3.8L Stall VIN: 1G2HX52K9V
P1406: EGR Valve Pintle Position Circuit Malfunction. The vehicle runs and drives with no problems, then just stalls. It does restart. The times between stalling can range from 1/2 hr to 4 hrs. We have replaced the cam sensor, dual crank sensor, fuel pump relay. Any help with this phantom problem will be apprecia...
February 27, 2007