There are many possible reasond for the cruise control not to work.
It could be a bad brake switch, blown fuse, leaking vacuum or a faulty switch. you need to perform test to find out what is causing the problem.
Dec 30, 2011 at 3:38 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.