2003 Buick Park Avenue Owner's Manual - Page 327

3. Turn the wheel wrench counterclockwise to lower the jack head until it fits under the vehicle. Getting under a vehicle when it is jacked up is dangerous. If the vehicle slips the jack you off could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. I 4. Near each wheel well is a notch in the plastic trim panel to position the jack head. You'll find the word JACK and an arrow stamped into the plastic near each notch. Position the jack under the vehicle and raise the jack head until it fits firmly against the sheet metal next to the word JACK. Do not raise the vehicle yet. Put the compact spare tire near you. Raising your vehicle with the jack improperly positioned can damage the vehicle and even make the vehicle fall. To help avoid personal injury and vehicle damage, be sure to fit the jack lift head into the proper location before raising the vehicle. I 5-7%