1998 Cadillac DeVille Owner's Manual - Page 260

NOTICE: Do not tow with sling type equipment or fascidfog lamp damage occur. Use wheel-lift will or carcarrier equipment. Additional ramping may be required car-carrier equipment. Use for safety chainsand wheel straps. Towing a vehicle over rough surfaces could damage a vehicle. Damage can occur from vehicle to ground or vehicle to wheel-lift equipment. To help avoid damage, install a towing dollyand raise thevehicle until adequate clearance is obtained between ground and/or the wheel-lift equipment. '-Do attach winch cablesor J-hooks to not suspension components when using car-carrier T-hooks inserted in the equipment. Always use T-hook slots. 5-11