1996 GMC Safari Owner's Manual - Page 82

NOTICE: Driving with the parking brake on can cause your rear brakes to overheat. may have to You replace them, and could also damage other you parts of your vehicle. _r Shifting Into PARK (P) It can be dangerous get outof your vehicle if to the shift lever is not in PARK (P) with the fully parking brake firmly set. Your vehiclecan roll. If you have left the engine running, the vehicle You or others could be can move suddenly. injured. To be sure yourvehicle won't move, even when you're on fairly level ground, use the steps that follow. If you're pulling a trailer, see "Towing a Trailer" in the Index. 1. Hold the brake pedal down with your right foot and set the parking brake. If you are towing a trailer .and are parking on any hill, see "Towing a Trailer" in the Index. That section shows what to dofirst to keep the trailer from moving.