1995 GMC Jimmy Owner's Manual - Page 76

While you accelerate, it is normal for the light to go on and off if you quickly change the position of the accelerator. Ignore the SHIFT light when you downshift. Four- Wheel Drive Vehicles Only: If your vehicle has four-wheel drive and is equipped with a manual transmission, disregard the shift light when the transfer is in 4LO. case 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 like astandard axle most of the time, but when one of the rear wheels has no traction and the does, the other locking feature will allow the wheel with traction move the vehicle. to Parking Brake To Release the Parking Brake: Hold the regular brake pedal down. Pull the brake release lever. It is located on the bottom driver's side of the instrument panel. 2-24