1997 Buick Park Avenue Owner's Manual - Page 257

10. Using the wheel wrench, tighten the wheel nuts firmly in a crisscross sequence. 9. Lower the vehicle by rotating the wheel wrench counterclockwise. Lower the jack completely. - A CAUTION: - I Incorrect wheel nuts or improperly tightened wheel nuts can cause the wheel to become loose and even come off.This could lead to an accident. Be sure touse the correct wheel nuts. If you have to replace them, be sure toget newGM original equipment wheel nuts. Stop somewhere as soon as you can and have the nuts tightened with a torque wrench to 100 lb-ft (140 Nom). 5-29