1996 Pontiac Grand Prix Owner's Manual - Page 204

NOTICE: Do not tow with sling-type equipment or the rear bumper valance will be damaged.Use wheel-lift ' or car carrierequipment. Additionalramping may berequired for car carrier equipment. Use safety chainsand wheel straps. Towing a vehicle over rough surfaces could damage avehicle. Damagecan 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 ground and/or the wheel-lift equipment. Do not attach winch cablesor J-hooks to suspension components when using carrier car equipment. Always use T-hooks inserted in the T-hook slots. Attach T-hook chains to the T-hook slots in the floor pan support rails, just ahead of the rear wheels, on both sides. These slots are to be used when loading and securing to car carrier equipment. Attach a separate safety chain around the outboard end of both lateral arms. 5-11