2003 GMC Envoy Owner's Manual - Page 103

I . If you have fourrive, yourveh.-.? will be free to roll- even if your shift lever is in PARK (P) - if your transfer case is in NEUTRAL. So be sure the transfer case is in a drive gear - not in NEUTRAL. See "Four-Wheel Drive (Automatic Transfer case)'' in the Index. ~ ~ ~ ur vehicle It can be dangerous to get out of if the shift lever is not fullyin PARK (P) with the parking brake firmly set. Your vehicle can roll. Don't leave your vehicle when the engine is running unless you have If you've left the to. engine running, the vehicle can move suddenly. You or others could 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 to PARK (P). Follow the proper steps to be sure your vehicle won't move. See Shifting Into Park (P) on page 2-30. If you're pulling a trailer, see Towing a Trailer on page 4-52. 2-34