How to publish a map image layer or map service to AGOL

[geoshi]

Hi all, 

How can I publish a a map image layer (not feature layer) onto ArcGIS Online? The source of the layer is in an FGDB or shp file loaded on ArcGIS online.

Thanks,

George

[DerekLaw]

Hi Geo,

Please see this help topic,

Publish hosted tile layers from files—ArcGIS Online Help | Documentation 

Hope this helps,