Set Speed Does Not Cancel When Cancel Button Is Pushed

Check SET/RESUME/CANCEL switch. See SET/RESUME/CANCEL SWITCH TEST  under COMPONENT TESTS. Check cruise control unit inputs. See CRUISE CONTROL UNIT INPUT  under SYSTEM TESTS. Check for open circuit in Light Green/Black wire and Light Green/Red wire between cruise control unit and SET/RESUME/CANCEL switch. See WIRING DIAGRAMS  .