He can remove the current screen assembly and search the part number. Most likely a new replacement is not going to be available but a used should be fine. The screens are not a common failure. The nav unit in the back is usually what fails. He can check the breakers in your area or online sources in your area.
We live in Dubai and so there aren't any breakers or local online stores for us to check with. Doubt our local dealer will have any parts and if he does, they will be at sky-high prices.
Our idea was to try eBay for a second hand unit, but that is proving to be difficult.