I do not want the user to be able to change the value displayed in the combobox. I have been using Enabled = false but it grays out the text, so it is not very
Why don't you just use a text box? Text box has a "Read only" property, and since you want your combo box only to display data, I don't see why you would need a combo box.
An alternative is that you just cancel out the input for the "on value changed" event. That way you will be displaying your information no mater what user does ...