Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-Europe-9367723) -2016 - CRC - 10/9/1538 Keys, Doors, and WindowsIf the vehicle is off and locking isrequested while a door is open,when all doors are closed thevehicle will check for RKEtransmitters inside. If an RKEtransmitter is detected and thenumber of RKE transmitters insidehas not reduced, the driver door willunlock and the horn will chirp threetimes.Lockout Protection can be manuallyoverridden with the driver door openby pressing and holding Q on thepower door lock switch.Unlocked Door Anti-LockoutIf Unlocked Door Anti-Lockout isturned on and the vehicle is off, thedriver door is open, and locking isrequested, all the doors will lock andonly the driver door will unlock. TheUnlocked Door Anti-Lockout featurecan be turned on or off using thevehicle personalisation menus. SeeVehicle Personalisation 0 146.Safety LocksThe rear door safety locks preventpassengers from opening the reardoors from inside the vehicle.Press Z { to activate the safetylocks on the rear doors. Theindicator light in the switch willilluminate when activated.The rear door power windows arealso disabled. See PowerWindows 0 46.Press Z { again to deactivate thelockout switch.If an inside rear door handle isbeing pulled at the same time thesafety lock is deactivated, that doorwill remain locked and the indicatorlight may flash. Release the handle,then press the safety lock twice todeactivate the safety locks.