1998 Pontiac Sunfire Owner's Manual - Page 285

NOTICE: Don't let anyone tellyou that underinflation or overinflation is all right. It's not. your tires If don't have enoughair (underinflation), you can get the following: Too much flexing Too much heat 0 Tireoverloading Bad wear Bad handling Bad fuel economy. If your tires have too much (overinflation), air you can getthe following: Unusual wear Bad handling Rough ride Needless damage from road hazards. When to Check Check your tires once a month or more. Don't forget your compact spare tire. It should be at 60 psi (420 kPa). How to Check Use a good quality pocket-type gage to check tire pressure. You can't tell if your tires areproperly inflated simply by looking at them. Radial tires may look properly inflated even when they're underinflated. Be sure to putthe valve caps back on the valve stems. They help prevent leaks by keeping out &rt and moisture. Tire Inspection and Rotation Tires should be rotated every 6,000 to 8,000 miles (10 000 to 13 000 km). Any time you notice unusual wear, rotate your tires as soon as possible and check wheel alignment. Also check for damaged tires or wheels. See "When It'sTime for New Tires" and "Wheel Replacement" later in this section for more information. 6-41