# P0442 on the 1999 Cadillac Deville

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 P0442

- [10008881](https://open.wenmarpro.com/bulletins/10008881), 2004-08-25: DIAGNOSTIC TROUBLE CODE \(DTC\) P0442 SMALL LEAK DETECTED, INSPECT AT FUEL FILLER NECK. \*MJ