Troubleshooting Hints
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1. Check vacuum hose for leaks, kinks, and/or restrictions. Also check Cruise Control Servo linkage. Refer to Vacuum Hose routing and servo linkage adjustments.
2. If the system works except for the Tap-up and Tap-down functions, replace the Cruise Control Module.
3. Check Fuse 14 by operating the Radio.
4. Refer to System Diagnosis. Testing and Inspection