1999 GMC Sierra 1500 Pickup Owner's Manual - Page 89

Automatic lLansmission K2362 There are several different positions for your gear lever. P (Park) Thislocksyourrearwheels.It'sthebestposition enginebecauseyourvehiclecan'tmoveeasily. to usewhenyoustartyour * Itisdangerous to getoutofyourvehicle in P (Park)withtheparkingbrakefirmlyset. if theshiftleverisnotfully Your vehiclecanroll. Don'tleaveyourvehiclewhentheengineisrunningunlessyouhave to.If youhavelefttheenginerunning,thevehiclecanmove To be sureyourvehicle suddenly.Youorotherscouldbeinjured. won'tmove,whenyou'reonfairlylevelground,alwayssetyour P (Park). parkingbrakeandmovetheshiftleverto If youhavefour-wheeldrive,yourvehiclewillbefreeto roll-even if yourshiftleveris in P (ParkLif yourtransfercaseisin N (Neutral). So, be surethetransfer cas s inadrivegear-not N {"eutral). See "ShiftingInto P - intne 3 e x . If youareparkingonahill, if you'repullingatraller,alsosee"ParkingonHills"or"Towing Trailer''intheIndex. I;'' or a 2-2 1