Cruise Control Systems: Troubleshooting

Verify customer's concern by operating speed control system. Check for mechanical or electrical damage. Check for blown fuse(s), loose or corroded connections, damaged wiring harness, damaged switches, damaged or binding servo/actuator cable. Verify horn and brakelights function properly. Repair as necessary. Inspect actuator and throttle linkage for smooth operation. Repair as necessary. If no problem is found, repair by symptom. See SYMPTOM INDEX  table under SYSTEM TESTS.