1998 GMC Suburban Owner's Manual - Page 94

Automatic Transmission Operation It is dangerous to get out of your vehicle if the shift lever is not fully inPARK (P) with the parking brake firmlyset. Your vehicle can roll. Don't leave your vehicle when the engine is running unlessyou have to. If you have left the engine running, thevehicle can nwve suddenly. You or otherscould be injured. To be sure your vehicle won't move, even when you're on fairly level ground, always set your parking brake and move the shift lever PARK (P). to If you have four-wheel drive, your vehicle will be free to roll even if your shift lever is in PARK (P) if your transfer case is in NEUTRAL (N). So, be sure the transfer case is in (2H) or four-wheel a drive gear, two-wheel high high (4H) o r four-wheel low (ill,) not in PARK (P)" in NKUTKAI, (N). See "Shifting Into the Index. If you're pulling a trailer, see "Towing a Trailer" in the Index. There are several different positions for your shift lever. Your vehicle features an electronic shift position indicator within the instrument cluster. This display must be powered anytinle the shiftlever is capable o f being ~noved out of PARK (P). This rneans that if YOLK key is in OFFrather than LOCK, there will be a srnall current drain on your battery which could discharge your battery over a period of tirne. If you need t o leave your key i n the ignition in OFF for an extended period for any reiwn, it is recommended that you disconnect the battery cable f r o m the battery t o prevent discharging your battery. PARK (P): This locks your r e ~ wheels. It's the best r position to use when you start yo11rengine bccause yo~lr vehicle can't move easily. -- -- -- 2-16