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P1404 Diagnostic Trouble Code Discussion for December 2004

EGR Position Sensor Rationality Closed

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Trouble Ticket Help Requests for DTC P1404
Help Request Posted
1999 Chevrolet Venture 3.4L MIL Lamp on VIN: 1GNDU06E1X
P1404: EGR Valve Closed Position Performance. ... Chevy Venture that after about 5 mile test drive the check engine light pops on with code P1404. Test drove with scanner attached and EGR position was reading fine and it still set this code.I know the EGR Valves are a problem on the 3.4---Thanks For Your ...
December 08, 2004