Pontiac 1997 Grand Am Owner's Manual page 206

NOTICE:
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 dolly and
raise the vehicle until adequate clearance 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 the
~
T-hook slots.
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