Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-Europe-9367723) -2016 - CRC - 10/9/15Vehicle Care 275Driver Assistance SystemsWhen a windscreen replacement isneeded and the vehicle is equippedwith a front-looking camera sensorfor the Driver Assistance Systems,the windscreen must be installedaccording to GM specifications forthese systems to work properly. If itis not, there may be unexpectedbehaviour and/or messages fromthese systems. See ObjectDetection System Messages 0 139.Headlamp AimingHeadlamp alignment has beenpreset and should need no furtheradjustment.If the vehicle is damaged in a crash,the headlamp alignment may beaffected. If adjustment to theheadlamps is necessary, see yourdealer.Bulb ReplacementFor the proper type of replacementbulbs, see ReplacementBulbs 0 277.For any bulb-changing procedurenot listed in this section, contactyour dealer.Halogen Bulbs{ WarningHalogen bulbs have pressurisedgas inside and can burst if youdrop or scratch the bulb. You orothers could be injured. Be sureto read and follow the instructionson the bulb package.