1994 GMC Jimmy Owner's Manual - Page 79

Locking Rear Axle If you have this feature, your rear axle can give you additional traction on snow, mud,ice, sand or gravel. It works likestandard axle most of the a time, but when one of the rear wheels has no traction and the other does, the locking feature will allow the wheel with traction to move the vehicle. Parking Brake To Set theparking Brake: Hold the regular brake pedal down with your right foot. Push down the parkingbrake pedal with your left foot. If the ignition is on, the brake system warning light will come on. To Release the Parking Brake: Hold the regular brake pedal down. Pull the brake release lever. I NOTICE: 2-25 I Driving with the parking brake on can cause your rear brakes to you overheat. You may haveto replace them, and could also damage other parts your vehicle. of