A Symptoms
SYMPTOMS - CRUISE CONTROLIMPORTANT: Perform Diagnostic System Check - Cruise Control (L81) Diagnostic System Check - Cruise Control (L61) before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control modules can communicate via the serial data link. Diagnostic System Check - Cruise Control
Review the system operation in order to familiarize yourself with the system functions. Refer to Cruise Control Description and Operation (L81) Cruise Control Description and Operation (L61).
Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the Cruise Control System.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.
Symptom List
Refer to the following symptom that does not set a DTC:
- Cruise Control Inoperative/Malfunctioning (L81) Cruise Control Inoperative/Malfunctioning (L61)