P0404 on the 2005 Chevrolet Uplander
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| 060604003 | 2006-03-16. Service bulletin. SERVICE ENGINE SOON (SES) LIGHT ILLUMINATED, MULTIPLE POWERTRAIN CONTROL MODULE (PCM) DIAGNOSTIC TROUBLE CODE (DTC) P1404 AND/OR P0404. 06-06-04-003 NOT YET RECEIVED. *TT UPDATED 04-27-07. *KB |
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| 3332B | 2005-10-29. Service bulletin. DIAGNOSTIC TROUBLE CODE P0404 EGR CONCERN. *TT |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.