B0026 on the 2004 GMC Yukon XL
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.
| 3249 | 2005-01-27. Service bulletin. INTERMITTENT SIR LAMP WITH DIAGNOSTIC TROUBLE CODE B0044 OR B0026. *EH |
|---|
1 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.