1998 Oldsmobile Cutlass Owner's Manual - Page 257

When rotating your tires, always use the correct rotation When It's Timefor New Tires pattern shown here. One way to tell when it's Don't includethe compact spare tire in your time for new tires is to tire rotation. check the treadwear indicators, which will After the tires have been rotated, adjust the front and appear when your tires have rear inflation pressuresas shown onthe Tire-Loading only 1/16 inch (1-6 mm) or all Information label. Make certain that wheel nuts are less of tread remaining. properly tightened.See "Wheel Nut Torque"in the Index. [ ,A c, Rust or dirt a wheel, or on the parts to which on it is fastened, make wheel nuts become loose can after a time. The wheel could come off cause and an accident. When you change wheel, remove a any rust or dirt from places wherethe wheel attaches to the vehicle. In an emergency, you can use a cloth or a paper towel to do this; but be sure to use a scraper or wire brush later, if you need to,to get allthe rust or dirt off. (See "Changing a Flat Tire" in the Index.) if You need a new tire any of the following statements are true: 0 You can see the indicators at three or more places around the tire. 0 You can see cord or fabric showing through the tire's rubber. 0 The tread or sidewallis cracked, cut or snagged deep enough to show cord or fabric. 0 The tire has a bump, bulge or split. The tire has a puncture, cut other damage that or of can't be repaired well becausethe size or location of the damage. 6-37