1993 GMC Suburban Owner's Manual - Page 223

AN48003 If youarestoppedbyheavysnow,youcouldbeinaserioussituation.You should probably stay with your vehicle unless you know for sure that you are to doto near help and you can-hike through the snow. Here are. some things on your summonhelpandkeepyourselfandyourpassengerssafe:Turn hazard 'flashers. Tie a red cloth to your vehicle to alert police that you've beenstopped by thesnow.Putonextraclothingorwrapablanketaround f you. I youhavenoblankets or extraclothing,makebodyinsulatorsfrom newspapers,burlapbags,rags,floormats-anythingyoucanwraparound yourself or tuck under your clothing to keep warm. You canruntheengine to keepwarm,butbecareful. 4-55