cruise control

2003 ford explorer 4.0

the on light come on,no throttle change,sometimes it blinks when you hit on button,,brake pressure switch has contu

Jeep speed control

The cruise control on a 2007 jeep wrangler.lgiht is not illuminating in imstrument panel

Dodge PU 1998 V8

Cruse control will not engage. Lights come on and my mechanic indicates that the vacuum is correct. What is next?