1997 GMC Sonoma Owner's Manual - Page 77

Shifting Into PARK (P) (Automatic Trarmission Models Only) Column Shift Lever 1. Hold the brake pedal down with your right foot and set the parking brake. 2. Move the shift lever into PARK (P) position like this: It can be dangerous to get outyour vehicle if of the shift lever is not fully in PARK with the (P) parking brake firmlyset. Your vehiclecan roll. If you have left the engine running, vehicle the can move suddenly.You or others could be vehicle won't move, even injured. To be sure your when you're on fairlylevel ground, use the steps that follow. If you have four-wheel drive with a manual transfercase shift lever and your transfer case is in NEUTRAL your vehicle (N), will be free to roll, even your shift leveris in if PARK (P). So, be sure the transfer case is in a (N). If you're drive gear not in NEUTRAL pulling a trailer,see "Towing a Trailer" in the Index. -- 0 Pull the lever toward you.