1997 Ford Expedition Owner's Manual - Page 130

Driving vehicle frame or hook retainers (not the bumper). Make sure there is enough slack to allow the vehicle to turn corners. For more information, refer to "Ford Recreational Vehicle and Trailer Towing Guide" available from your Ford dealer. Using trailer lamps See your local trailer retailer or rental agency for proper instructions and equipment for hooking up trailer lamps. Do not hook the trailer lights directly into the vehicle's wiring system. If the trailer lamps are not connected properly, the warning lights in the instrument cluster may not work properly. Using a hitch Do not use hitches that: • clamp onto the vehicle bumper • attach to the axle. Distribute the load so that only 10 to 15% of the total weight of the trailer is on the tongue. Tie down the load so that it does not shift and change the weight on the hitch. Follow the towing instructions of a reputable rental agency. Using a load-equalizing hitch Follow the hitch manufactures guidelines for the installation and specific use of a load equalizing hitch on this vehicle. In no cases 131