1993 Pontiac Firebird Owner's Manual - Page 172

Towing a Trailer Run your engine only as long you as must. This saves fuel. Whenyou run the engine, make it go a little faster than just idle. That is, push the accelerator slightly. This uses less fuel for the heat that you get and it keeps the battery charged.You will need a well-charged battery to restart the vehicle, and possibly for signaling later on with your headlights. Let the heater run for awhile. Then, shut theengine off and close the window almost all the way to preserve the heat. Start the engine again and repeat this only when you feel really uncomfortable from the cold. But do it as little as possible. Preserve the fuel as long as you can. To help keep warm,you can get out of thevehicleand do some fairlyvigorous exercises every half hour so until help or comes. If don't you use the correct 1 ' If You're Stuck in Deep Snow This manual explains how to get the vehicle out of deep snow without damaging it. See "Rocking Your Vehicle'' in the Index. a trailer, For example,if the trailer is too heavy, the brakes may not work well - or even at all. You and your passengers could be seriously injured. Pull a trailer only if you have followed all the stepsin this section. 171 9 9