1997 Mercury Grand Marquis Owner Guide 1st Printing - Page 190
1997 Mercury Grand Marquis Manual
Page 190 highlights
The air suspension switch - located in the trunk RWARNING To avoid injury, never run the engine with one wheel off the ground, such as when changing a tire. 2. Get out the spare tire and jack. RWARNING On vehicles equipped with Air Suspension, turn OFF the Air Suspension switch prior to jacking, hoisting or towing your vehicle. 3. Remove any optional wheel covers or wheel ornaments with the tapered end of a wheel nut wrench. Insert the handle of the wrench and twist it against the inner wheel cover flange. For more about removing wheel covers, see the information later in this section. Loosen each wheel lug nut one-half turn counterclockwise, but do not remove them until the tire is raised off the ground. You should pull up on the handle rather than push to develop maximum force to loosen wheel lug nuts. 4. 191
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