1997 Pontiac Sunfire Owner's Manual - Page 284

NOTICE: a Underinflated tirespose the same danger as 0 0 overhaded tires. The resulting accident could cause serious injury. Check all tires frequently to maintain the recommended pressure. Tire pressure shouldbe checked when your tires are cold. Overinflated tires are more likely to be cut, punctured or broken a sudden by impact such as when you hit a pothole. Keep tiresat the recommended pressure. Worn, old tires can cause accidents. your If tread is badly worn, Nr if your tires have o been damaged, replacethem. I Inflation -- Tire Pressure The Tire-Loading Information label, which is on the rear edge of the driver's door, shows the correct Don't let anyone tell you that underinflation or overinflation is all right. It's not. If your tires don't have enough air (underinflation),you can get the following: Too much flexing Too much heat Tire overloading Bad wear Bad handling Bad fuel economy. If your tires have too much air (overinflation), you can get thefollowing: Unusual wear 0 Bad handling 0 Rough ride Needless damage from road hazards. inflation pressures for your tires when they're cold. "Cold" meansyour vehicle has been sittingfor at least three hours or driven no more than 1 mile (1.6 km). 6-40