P0172 on the 2004 GMC Envoy
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.
| 05062004 | 2005-04-13. Service bulletin. S ENGINE POSSIBLE FALSE CODE DTC P0172. *EH |
|---|---|
| 040604053 | 2005-02-14. Service bulletin. SERVICE ENGINE SOON LIGHT ON P0133, P0172. *TT |
| 01181C | 2004-06-30. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0172. 4.2 LL8 ENGINE. *TT *MJ |
3 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.