1995 Buick Skylark Owner's Manual - Page 231

Don't include the compact spare tke in your tire rotation. ~ After thetires have been rotated,adjust the fiont and rear inflation pressures as shown onthe Tire-Loading Information label. Make certain that all wheel nuts are prope%ly tightened. "Wheel Nut Torque" in See the Index. ~ One way to tell when it's time for new tires is to check the treadwear indicators, which will appear when your tires have only 1/16 inch (1.6 mm) or less of tread remaining. You need a new tire if You can see the indicators at three or more places around the tire. You can see cord or fabric showing through the tire's rubber. The tread or sidewall is cracked, cut or snagged deep enough to show cord or fabric. 6-30