Eldorado Overhaul update

It appears that there are two (2) Eldorado though out the entire fleet that has received an mid life overhauled. There fleet numbers are Germantown’s #4503 and Frontier #4526. Both of these buses also were spotted with a Twin vision All-LED (orange) designation Sign. It is unclear at this moment rather or not the rest of the Eldorado will received new designation signs as well. There has been reports that there are 4542 and 4571 were in various stages of overhauled.