P0404 Diagnostic Trouble Code Discussion for November 2009
EGR Position Sensor Performance
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| Help Request | Posted | |
| 2004 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHK23194 P0404: EGR Open Position Performance. ... performance codes P0404 open position performance and code p1404 closed position performance. Going to start trouble tree but if anyone could point in the right direction let me know, thanks. |
November 13, 2009 | |
| 2001 Buick Century Custom 3.1L MIL Lamp on VIN: 2G4WS52J01 P0404: EGR Open Position Performance. po401 po404 can not seem to lacate problem need to get this car through inspection. Has anyone seen this problem before? please help this a good customer and a nice lady |
November 24, 2009 |
