Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9085354) - 2016 - crc - 7/30/15162 Lightinginstrument cluster light will comeon to indicate the IntelliBeam isreactivated.The high beams may not turn offautomatically if the system cannotdetect other vehicle's lampsbecause of any of the following:. The other vehicle's lamp(s) aremissing, damaged, obstructedfrom view, or otherwiseundetected.. The other vehicle's lamp(s) arecovered with dirt, snow, and/orroad spray.. The other vehicle's lamp(s)cannot be detected due to denseexhaust, smoke, fog, snow, roadspray, mist, or other airborneobstructions.. Your vehicle's windshield is dirty,cracked, or obstructed bysomething that blocks the viewof the light sensor.. Your vehicle's windshield iscovered with ice, dirt, haze,or other obstructions.. Your vehicle is loaded such thatthe front end points upward,causing the light sensor to aimhigh and not detect headlampsand taillamps.. You are driving on winding orhilly roads.You may need to manually disableor cancel the high-beam headlampsby turning the low-beam headlampson, if any of the above conditionsexist.Exterior Lamps OffReminderA warning chime will sound if theexterior lamp control is left on ineither the headlamp or parking lampposition and the driver door isopened with the ignition off.Headlamp High/Low-Beam Changer2 3 (Headlamp High/Low-BeamChanger) : Push the turn signallever away from you and release, toturn the high beams on. To return tolow beams, push the lever again orpull it toward you and release.This indicator light turns on in theinstrument cluster when thehigh-beam headlamps are on.Flash-to-PassThis feature allows the high-beamheadlamps to be used to signal thedriver in front of you that you wantto pass.Pull and hold the turn signal levertoward you to use this feature.When this is done the following willoccur:. If the headlamps are off or inlow-beam mode, the high-beamheadlamps will turn on. They willstay on as long as the lever isheld there. Release the lever toturn them off.