2012 Buick Regal Owner Manual - Page 144

5-30 Instruments and Controls RELEASE PARK BRAKE SWITCH This message is displayed if the electric parking brake is on while the vehicle is in motion. Release it before you attempt to drive. See Parking Brake on page 9￿34 for more information. SERVICE BATTERY CHARGING SYSTEM This message is displayed when there is a fault in the battery charging system. Take the vehicle to your dealer for service. Compass Messages CAL This message is displayed when the compass needs to be calibrated. See Compass on page 5￿5. Brake System Messages BRAKE FLUID LOW This message is displayed when the brake fluid level is low. See Brake Fluid on page 10￿27. --- Three dashes will be displayed if the compass needs service. See your dealer for service. SERVICE BRAKE ASSIST This message may be displayed when there is a problem with the brake boost assist system. When this message is displayed, the brake boost assist motor might be heard operating and you might notice pulsation in the brake pedal. This is normal under these conditions. Take the vehicle to your dealer for service. Door Ajar Messages DRIVER DOOR OPEN This message will display when the driver door is open. Close the door completely. STEP ON BRAKE TO RELEASE PARK BRAKE This message is displayed if you attempt to release the electric parking brake without the brake pedal applied. See Parking Brake on page 9￿34 for more information. HOOD OPEN This message will display when the hood is open. Close the hood completely. SERVICE PARKING BRAKE This message is displayed when there is a problem with the electric parking brake. See Parking Brake on page 9￿34 for more information. Take the vehicle to your dealer. LEFT REAR DOOR OPEN This message will display when the driver side rear door is open. Close the door completely.