Cadillac 2000 Catera Owner's Manual page 238

5. Position the jack under the vehicle. The base of the jack must line up vertically with the
hoisting notch (jack contact point) on the vehicle's
frame, nearest the flat tire. Make sure that the base
is flat against the ground in order to have enough
clearance to turn the jack handle. Then, raise the jack
lift head until it is firmly set into the hoisting notch.
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