1993 Chevrolet Suburban Owner's Manual - Page 214
1993 Chevrolet Suburban Manual
Page 214 highlights
Hill and Mountain Roads :.-.. ,, .. ; . ... - ... , .. AM470001 Driving on steephills or mountains is differentfromdriving in flat orrolling terrain. If youdriveregularly in steep country, or if you'replanning to visit there,here are sometips that canmakeyourtripssaferandmoreenjoyable. (See"Off-Road"intheIndex for informationaboutdrivingoff-road.) Keepyourvehicle in goodshape.Checkall fluid levelsandalsothe brakes,tires,coolingsystemandtransmission.These parts can work hardonmountainroads. Knowhow to godownhills.The most important thing to know is this:let yourenginedosome of theslowingdown. Don't makeyourbrakes do it or long hill. That all.Shift to alowergearwhenyougodownasteep way,you willslowdownwithoutexcessiveuse ofyourbrakes. I -v CAUT'oN A If youdon't shift down,yourbrakescouldget so hotthatthey wouldn'tworkwell.Youwould thenhave poor braking or evennone goingdownahill. You could crash.Shiftdown to letyourengine assist your brakesonasteepdownhillslope. 4-47