Cadillac XT4 Owner Manual (GMNA-Localizing-MidEast-13527545) - 2020 -CRC - 9/16/19DRIVING AND OPERATING 163To get help and keep everyone in thevehicle safe:. Turn on the hazard warningflashers.. Tie a red cloth to an outsidemirror.{ WarningSnow can trap engine exhaustunder the vehicle. This may causeexhaust gases to get inside. Engineexhaust contains carbon monoxide(CO), which cannot be seen orsmelled. It can causeunconsciousness and even death.If the vehicle is stuck in snow:. Clear snow from the base ofthe vehicle, especially anyblocking the exhaust pipe.. Open a window about 5 cm(2 in) on the vehicle side thatis away from the wind, tobring in fresh air.(Continued)Warning (Continued). Fully open the air outlets onor under the instrumentpanel.. Adjust the climate controlsystem to circulate the airinside the vehicle and set thefan speed to the highestsetting. See “Climate ControlSystems.”For more information about CO, seeEngine Exhaust 0 176.To save fuel, run the engine for shortperiods to warm the vehicle and thenshut the engine off and partially closethe window. Moving about to keepwarm also helps.If it takes time for help to arrive,when running the engine, push theaccelerator pedal slightly so theengine runs faster than the idle speed.This keeps the battery charged torestart the vehicle and to signal forhelp with the headlamps. Do this aslittle as possible, to save fuel.If the Vehicle Is StuckSlowly and cautiously spin the wheelsto free the vehicle when stuck in sand,mud, ice, or snow.If stuck too severely for the tractionsystem to free the vehicle, turn thetraction system off and use therocking method. See Traction Control/Electronic Stability Control 0 186.{ WarningIf the vehicle's tires spin at highspeed, they can explode, and you orothers could be injured. The vehiclecan overheat, causing an enginecompartment fire or other damage.Spin the wheels as little as possibleand avoid going above 56 km/h(35 mph).Select All-Wheel Drive (AWD) Mode.See Driver Mode Control 0 188 andAll-Wheel Drive 0 183.