I have the cruise harness with the 4 pin from turn signal stalk hooked up but the car has an additional 3 pin plug from the turn signal switch. Original switch plus one i bought years ago had the extra plug and it said it was for cruise. i'll have to get a picture.

thanks,
mike

1970 Challenger T/A
1970 Roadrunner RM21 Vcode
1971 Gtx
1971 Satellite
1971 Charger 500 GB5 383 A54 car
1972 Satellite
1997 Dodge 1500 hunting rig
2014 Ram 2500 Mega Cab