The 700R4 has a TV cable. AFAIK, it doesn't have a kickdown, but I could be wrong. I don't actually own one. :-)
Here are some directions from Jeff's site for adjusting the TV cable. Supposedly doing it wrong will burn up the transmission very quickly. Make sure you get it right!
http://73-87.com/7387garage/drivetrain/tvcable.htm
Slonaker