1997 Buick Regal Owner's Manual - Page 249

Rear Towing A towing dolly must be used under the drive wheels when towing from the rem NOTICE: Do not tow with sling-type equipment or the rear bumper valance will be damaged. Use wheel-lift or car-carrier equipment. Additional ramping may be required for car-carrier equipment. Use safety chains and wheel straps. Use the T-slots for car-carrier securing. Towing a vehicle over rough surfaces could damage a vehicle. Damage can occur from vehicle to groundor vehicle to wheel-lift equipment. To help avoid damage, install a towing dollyand raise thevehicle until adequateclearance is obtained between the ground and/or wheel-lift equipment. Do not attach winch cables or J-hooks to suspension components when using car-carrier equipment. Always use T-hooks inserted in T-hooks slots. 5-13