2015 Buick Enclave Owner Manual - Page 231

9-30 Driving and Operating { Caution Do not repeatedly brake or accelerate heavily when TCS is off. The vehicle driveline could be damaged. To turn off TCS and StabiliTrak, press and release the 4 button. The appropriate message displays in the DIC. To turn TCS and StabiliTrak on again, press and release the 4 button. The appropriate message displays in the DIC. See Ride Control System Messages on page 5-35. If TCS is limiting wheel spin when the 4 button is pressed, the system will not turn off until the wheels stop spinning. Adding accessories can affect the vehicle performance. See Accessories and Modifications on page 10-3. Cruise Control With cruise control, a speed of about 40 km/h (25 mph) or more can be maintained without keeping your foot on the accelerator. Cruise control does not work at speeds below about 40 km/h (25 mph). { Warning Cruise control can be dangerous where you cannot drive safely at a steady speed. Do not use cruise control on winding roads or in heavy traffic. Cruise control can be dangerous on slippery roads. On such roads, fast changes in tire traction can cause excessive wheel slip, and you could lose control. Do not use cruise control on slippery roads. If the Traction Control System (TCS) or StabiliTrak system begins to limit wheel spin while cruise control is being used, the cruise control will disengage. See Traction Control/ Electronic Stability Control on page 9-28. If a collision alert occurs when cruise control is activated, cruise control is disengaged. See Forward Collision Alert (FCA) System on page 9-33. When road conditions allow you to safely use it again, cruise control can be turned on. If the brakes are applied, cruise control is disengaged.