Lexus GS300 1998 Owner's Manual page 329

IN CASE OF AN EMERGENCY
D Make sure to set the jack properly in the jack point. Raising
the vehicle with jack improperly positioned will damage
the vehicle or may allow the vehicle to fall off the jack and
cause personal injury.
D Never get under the vehicle when the vehicle is supported
by the jack alone.
D Use the jack only for lifting your vehicle during wheel
changing.
D Do not raise the vehicle with someone in the vehicle.
D When raising the vehicle, do not put an object on or under
the jack.
D Raise the vehicle only high enough to remove and change
the tire.
NOTICE
Do not continue driving with a deflated tire. Driving even a short
distance can damage a tire beyond repair.
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