1997 Pontiac Grand Prix Owner's Manual - Page 104

Power Windows It can be dangerous to get out of your vehicle if the shift lever is not fully in PARK (P) with the parking brake firmly set. Your vehicle roll. can Don't leaveyour vehicle whenthe engine is running unless youhave to. If you've left the engine running, the vehicle can move suddenly. Yon or others could be injured. To be sure your vehicle won't move, even when you're fairly on level ground, always set your parking brake and move the shift lever to PARK (P). Follow the propersteps to be sure your vehicle won't move. See "Shifting Into PARK (P)" in the Index. If you are parking on a hill and if you're pulling a trailer, also see "Towing a Trailer'' in the Index. Switches on the driver's door armrest controleach of the windows when the ignition is on. In addition, each passenger door has a switch for its own window. 2-30