2015 Cadillac CTS Owner Manual - Page 135

5-22 Instruments and Controls This light comes on briefly when the vehicle is turned on. If it does not come on then, have it fixed so it will be ready to warn if there is a problem. If the light comes on and stays on, there is a base brake problem. system readiness, your dealer can prepare the vehicle for inspection. Parking Brake Light Brake System Warning Light The vehicle brake system consists of two hydraulic circuits. If one circuit is not working, the remaining circuit can still work to stop the vehicle. For normal braking performance, both circuits need to be working. If the warning light comes on, there is a brake problem. Have the brake system inspected right away. Metric English { Warning The brake system might not be working properly if the brake system warning light is on. Driving with the brake system warning light on can lead to a crash. If the light is still on after the vehicle has been pulled off the road and carefully stopped, have the vehicle towed for service. This light comes on when the parking brake is applied. If the light continues flashing after the parking brake is released, or while driving, there is a problem with the Electric Parking Brake system or another system. A message may also display in the Driver Information Center (DIC). See Brake System Messages on page 5-36. If the light does not come on, or remains flashing, see your dealer. Metric English