Visual Inspection
WARNING: This page is about a different car, the 1995 Dodge Pickup and 1995 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Perform a visual inspection before attempting to diagnose cruise control system problems. A visual inspection may quickly identify cause of a malfunction and eliminate need for diagnostic testing. A thorough visual inspection includes checking for disconnected or faulty wiring harness connectors, leaking or misrouted vacuum hoses, corroded battery terminals or bare wires.