my 1993 plymouth voyger cruise control is acting up

for anyone who reads this message get rid of your van its junk. but anyways i was drving my van up north and my gf hit the cruise control and it started acting up like the transmission was acting up then i pulled over stop for a while then got it towed the next day i drove it and it seems to work.the other thing is my tail lights stoped working so i dont know if its a short please help me im stuck.

don