P0522 on the 2004 Chevrolet Express
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.
| 040604065 | 2004-12-28. Service bulletin. ENGINEERING INVESTIGATION (EI #04073) HIGH, LOW OR ERRATIC OIL PRESSURE GAUGE READING SETTING DIAGNOSTIC TROUBLE CODES P0522 AND/OR P0523. 2004 ISUZU W4 ALSO INCLUDED. *TT UPDATE. *TT |
|---|---|
| 3110 | 2004-11-04. Service bulletin. ERRATIC OIL PRESSURE WITH DIAGNOSTIC TROUBLE CODE'S P0522 AND/OR P0523. *SC |
| 01972 | 2004-07-02. Service bulletin. ERRATIC OIL PRESSURE GMT 610 OR GMT800 WITH CODES P0522 OR P0523. *TT 01972A REPLACED AND UPDATED 01/01/04. *SC |
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.