1998 Chevrolet Lumina Owner's Manual - Page 278

~ ~~~ Inflation -- Tire Pressure The Tire-Loading Information label, which on the is inside of the trunk lid shows the correct inflation pressures for your tires when they're cold. "Cold" means your vehicle has been sitting at least three for hours or driven no more than1 mile (1.6 km). NOTICE: (Continued) If your tires have much air (overinflation), too you can get the following: 0 Unusualwear 0 Bad handling 0 Roughride 0 Needless damage from road hazards. NOTICE: Don't let anyone tell that underinflation or you overinflation is all right. not. If your tires It's don't have enough (underinflation), you can air get thefollowing: 0 Too much flexing 0 Too much heat 0 Tire overloading Bad wear 0 Bad handling 0 Bad fuel economy. NOTICE: (Continued) 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 Wa). How to Check Use a good quality pocket-type gage check tire to pressure. You can't tellif your tires are properly inflated simply by looking at them. Radial tires may look properly inflated even when they're underinflated. Be sure to put the valve caps back on the valve stems. They help prevent leaks by keeping out dirt and moisture. 6-40 I _