CLEAN RADARWhen this message displays, it means that the AdaptiveCruise Control (ACC) system and the Forward CollisionAlert (FCA) system are disabled because the radaris blocked and cannot detect vehicles in your path. Itmay also activate during heavy rain or due to roadspray. To clean the system, see “Cleaning the System”under Adaptive Cruise Control on page 3-19.CRUISE SET TO XXX MPH (km/h)This message will display whenever the cruise control isset. See Cruise Control on page 3-16 and AdaptiveCruise Control on page 3-19 for more information.If your vehicle has Adaptive Cruise Control (ACC), aftera few seconds, this message will clear and themessage “SET SPD XX” will display at the bottom of theDIC. See “SET SPD (Speed)” later in this section.DRIVER DOOR OPENThis symbol appears withthis message.This message will display when the driver’s door is notclosed completely. You should make sure that thedriver’s door is closed completely.ENGINE HOT – A/C(Air Conditioning) OFFThis message will display when the engine coolantbecomes hotter than the normal operating temperature.See Engine Coolant Temperature Gage on page 3-65.To avoid added strain on a hot engine, the airconditioning compressor automatically turns off. Whenthe coolant temperature returns to normal, the airconditioning compressor will turn back on. You cancontinue to drive your vehicle.If this message continues to appear, have the systemrepaired by your GM dealer as soon as possible to avoiddamage to your engine.3-78