This is what is behind the combo that selects a record.
SELECT tblmain.Unit, tblmain.Location, tblmain.Category, tblmain.Status, tblmain.Year, tblmain.Make, tblmain.Model, tblmain.ChassisNo, tblmain.BodyType, tblmain.Tracker, qry_mainscreenFeed.datedif, qry_mainscreenFeed.NextInsp...