C0374 on the 2003 Isuzu Ascender
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.
| 0605001 | 2007-10-29. Service bulletin. SERVICE 4WD LIGHT ILLUMINATED, DTC C0374 SET. *NJ |
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| 0505005 | 2005-09-12. Service bulletin. SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) C0374 SET. *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.