Cadillac 1997 Eldorado Owner's Manual page 256

11.0 INCHES
5.5 INCHES
(279 mm)
(140
mm)
3. Position the jack under the vehicle and raise the jack
lift head until it fits firmly into the notch in the
vehicle's frame nearest the flat tire.
Put
the compact spare tire near you.
4. Raise the vehicle by turning the jack handle
clockwise. Raise the vehicle far enough off the
ground for the spare tire to fit under the vehcle.
5. Remove all wheel nuts and
take off the flat tire.