Troubleshooting Hints
TROUBLESHOOTING HINTS (Perform before beginning System Diagnosis)
1. Check vacuum hose for leaks, kinks, and/or restrictions. Also check Cruise Control Servo linkage.
2. If the System works except for the Tap-up and Tap-down functions, replace the Cruise Control Module.
3. Check the RDO IGN Fuse by operating the Radio.
^ Check vacuum hose routing, servo linkage adjustments and Cruise Control System component access.
^ If any Diagnostic Trouble Codes are set, refer to Powertrain Management/Computers and Control Systems/Testing and Inspection/Procedures/Diagnostic Charts/Trouble Code Charts
^ Refer to System Diagnosis.