I liked:

Family Ties (an all time fave)
Good Times
Seinfeld (when i was older)
227
Different Strokes
The show with the Olsen Twins (i cant remember the name)
Threes Company
Facts of Life
Cheers

I am a child of the 80's, but watched Nick at Nite with all of the old goodies, like The Donna Reed Show, My Three Sons, stuff like that...

I am drawing a blank...will think of more later