Excessive Hunting When Trying To Achieve Set Speed
- Test actuator assembly. See ACTUATOR ASSEMBLY under DIAGNOSIS & TESTING. Test vehicle speed sensor and speedometer cable. See VEHICLE SPEED SENSOR (VSS) in the INSTRUMENT PANEL article ACCESSORIES/SAFETY EQUIPMENT section.
- Ensure speedometer cable does not bind when rotated. Test cruise control unit inputs. See CONTROL UNIT INPUT TEST under DIAGNOSIS & TESTING.