15BLUETOOTH® SYSTEMThe in-vehicle Bluetooth systemallows users with a Bluetooth-enabled cell phone to make andreceive Hands-Free phone callsutilizing the vehicle's audio system,microphone and controls. TheBluetooth-enabled cell phonemust be paired to the in-vehicleBluetooth system before it can beused in the vehicle.Bluetooth ControlsThe following Bluetooth controlsare located on the steering wheel:(Push to Talk) — Pressand hold for two seconds toanswer incoming calls, confirmsystem information, and to startvoice recognition.(Phone on Hook) — Pressto end or reject a call, and to cancelan operation.The system operates using voicerecognition commands. To helpincrease accuracy, the system willplay a short tone after promptingyou for information or a command.Do not speak until after the tone.Not all phones will support allfunctions. For more information,visit www.cadillac.com/bluetooth.FFoo rr ii nnssttrruuccttii oonnss oo nn hhoo ww ttoo uussee tthhee ssyy sstteemm,,sseeee SSeeccttiioo nn 33 ooff yy oo uurr OOwwnneerr MMaannuuaall ..Powertrain &MaintenanceENGINEFuelYour CTS is equipped with an18-gallon (68.1 L) fuel tank. Whenyour vehicle gets low on fuel, theFuel Level Low message displays inthe Driver Information Center.The fuel door is located on thepassenger side of the vehicle andcan be opened by pressing the rearedge of the door with your fingers.Coolant Heater (if equipped)The engine coolant heater can makestarting the engine easier attemperatures below 0°F (-18°C).For best results, the coolant heatershould be plugged in at least fourhours before starting your vehicle.TRANSMISSIONAutomatic OverdriveAutomatic Overdrive is best usedfor normal driving. To activatepassing gear when going lessthan 35 mph (55 km/h), push theaccelerator about halfway down;when doing more than 35 mph (55km/h), push the accelerator all theway down. For further informationregarding gear selection for variousdriving conditions, refer to yourOwner Manual.Safety &Security Comfort/Convenience Seats & Mirrors Powertrain &MaintenanceAudio/Personalization/CommunicationOwnerPrivileges™DriverInformationNote: The grade of gasoline you use canaffect the performance of your vehicleand may even cause damage. Please referto your Owner Manual for completeinformation regarding suggested octaneratings for optimum performance.o Reviewed with Customer (Please Check Box)Refer to Owner Manual for further information.