1996 Oldsmobile Achieva Owner's Manual - Page 260

(Continued) The Tire-Loading Information label, which is on the rear edge of the driver's door shows the correct inflation pressures for your tires when they're cold. "Cold" means your vehicle has been sitting for at least three hours or drivep no more than 1 mile (1.6 h . ) - Inflation Tire'Pressure -, NOTICE: ~ I NOTICE: Don't let anyone tell you that underinflation or overinflation is all right.It's not. If your tires don't have enoughair (underinflation), you can get the following: Too much flexing 0 Too much heat Tireoverloading 0 Bad wear 0 Badhandling 0 Bad fuel economy. NOTICE: (Continued) If your tires have too much (overinflation), air you can get the following: 0 Unusual wear 0 Badhandling 0 Rough ride 0 Needless damage from road hazards. When to Check Check your tiresonce 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 to check tire pressure. You can't tell if 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 valvecaps back on the valve stems. They help prevent leaks by keeping out dirt and moisture. 6-38