1993 GMC Suburban Owner's Manual - Page 93

tie It's betternottoparkwiththeenginerunning.But aresomethings to know...i' i!.:H:,;... ... if youeverhaveto,here Idlingtheenginewiththeairsystemcontrol offcould allow dangerousexhaustintoyourvehicle.(SeetheearlierCautionunder "EngineExhaust".) Also, idling in aclosed-inplacecanletdeadlycarbonmonoxide intoyourvehicleeven if thefanswitchisatthehighestsetting.One placethiscanhappen isagarage.Exhaust-withCO-cancome easily.NEVERparkinagaragewiththeenginerunning. (CQ) in the I Anotherclosed-inplacecanbeablizzard.(See"Blizzard"in Index.) It canbedangerous to getoutofyourvehicle if theshiftleverisnot fully in P withtheparkingbrakefirmlyset. Your vehiclecanroll. Don'tleaveyourvehiclewhentheengineisrunningunlessyouhave to. I you'velefttheenginerunning,thevehiclecanmovesuddenly. f You or otherscouldbeinjured. To besureyourvehiclewon'tmove, evenwhenyou'reonfairlylevelground,alwayssetyourparking brakeandmovetheshiftlever to P (Park). Ifyouhavefour-wheeldrive,andyou'retransfercaseis in N (Neutral), if yourshiftleveris in P (Park). yourvehiclewillbefreetoroll,even So, besurethetransfercase is inadrivegear-not in N (Neutral). Followthepropersteps to besureyourvehiclewon'tmove.See "ShiftingIntoPark"intheIndex. 1 If youareparkingon a hill,or if you'repullingatrailer,alsosee "Parking on Hills" or Towing" "Trailer in the Index. 2-29