Cruise Control Inhibited

The engine control module (ECM) inhibits the cruise control operation when any of the following conditions exist:

• The ECM has not detected a brake pedal activation from the body control module (BCM) this ignition cycle.
• A Cruise Control System DTC has been set.
• The vehicle speed is less than 38.6 km/h (24 mph).
• The vehicle speed is too high.
• The vehicle is in PARK, REVERSE, NEUTRAL, or 1st gear.
• The engine RPM is low.
• The engine RPM is high.
• The system voltage is not between 9 volts and 16 volts.
• The Antilock Brake System (ABS)/Traction Control System (TCS) is active for more than a calibratable time (typically 0.3 to 0.7 seconds).