When does The Texas Wheelers return?

The Texas Wheelers was an American sitcom that aired in 1974 and 1975. The series is about the cantankerous but lovable Zack Wheeler, a long-lost father who returned to raise his children Truckie, Doobie, Boo, and T.J. in rural Texas after their mother died. The show was canceled after four episodes in the fall of 1974. There were an additional 5 unaired episodes.