1997 Chevrolet Suburban Owner's Manual - Page 234

Power Winches If you wish to use a power winch on your vehicle, only use it when your vehicle is stationary or anchored. Power Take-Off (PTO) I NOTICE: If you have a PTO thatwill exceed 35 hp installed on your vehicle, it could damage the transfercase or transmission. When having a PTO installed on your vehicle, make sure that it will not exceed 35 hp. Before using a PTO, refer to the manufacturer's or installer's instructions. NOTICE: Using a power winch with the transmission in gear may damage the transmission. When operating a power winch, always leave the transmission in NEUTRAL (N). Use the regular brakes, set the parking brake, or block the wheels to keep your vehicle from rolling. NOTICE: Using a PTO while operating in one place before the vehicle has reached normal operating temperature can damage the transfercase or the PTOwhile transmission. If you will be using operating in one place, drive andwarm upthe vehicle before using the PTO. 4-55