1997 Buick Century Owner's Manual - Page 239

Rear Towing Tow Limits - 55 mph (90 k&), 500 miles (800 km) NOTICE: Do not tow withsling-type equipment or the rear bumper valance will be damaged. wheel-lift Use or car-carrierequipment. Additionalramping may berequired for car-carrier equipment. Use safety chains and wheel straps. Use the T-slots for car-carrier securing. Towing a vehicle over rough surfaces couia damage a vehicle. Damage can occur from vehicle to ground or vehicle to wheel-lift equipment. To help avoid damage,install a towing dolly and raise the vehicle until adequate clearance is obtained between the ground and/or wheel-lift equipment. Do not attach winch cablesor J-hooks to suspension components when using car-carrier equipment. Always use T-hooks inserted in T-hooks slots.