Two colorized episodes aired before Christmas
They aired color episodes of I Love Lucy and The Dick Van Dyke Show last year. This year they did two highly-rated that highlight Mary Tyler Moore (Laura).
Only on pirate sites. Google/Bing Van Dyke s01e02 & s03e28 .
1.02 https://moviechat.org/tt0559778 My Blonde-Haired Brunette
3.28 https://moviechat.org/tt0559790 October Eve
There is also a blu-ray box set in B&W:
http://www.blu-ray.com/movies/The-Dick-Van-Dyke-Show-The-Complete-Series-Blu-ray/49650/
CBS Again Colorizing ‘The Dick Van Dyke Show’ For Pre-Christmas Airings
http://deadline.com/2017/11/dick-van-dyke-show-colorized-cbs-christmas-special-1202205283/