# P0494 on the 2026 Buick Envision

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 P0494

- [11037257](https://open.wenmarpro.com/bulletins/11037257), 2026-09-10: This Preliminary information describes a condition where engineering is working on a solution to a P0494 DTC stored in the ECM.