It started at 8 am ET today, looks like it runs until 2 am ET Wednesday morning. Episodes of both Let's Make a Deal and The New Beat the Clock. Original pilot episode of Let's Make a Deal will air at 8 pm and 11 pm.

https://www.broadwayworld.com/bwwtv/article/BUZZR-Remembers-the-Life-of-Game-Show-Icon-Monty-Hall-in-Special-Tribute-20171003

I knew Buzzr would do something about this!