# C0300 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.

## Bulletins for this model year that name C0300

- [10004560](https://open.wenmarpro.com/bulletins/10004560), 2003-12-19: SERVICE 4WD LIGHT ON, 4WD INOPERATIVE, DIAGNOSTIC TROUBLE CODES \(DTC\) C0300 AND/OR C0305. \*TT