1996 Buick Riviera Owner's Manual - Page 270

Inflation Tire' Pressure The Tire-Loading Information label which is located on the r e a edge of the driver's door shows correct the inflation pressuresfor your tires.when they're cold. "Cold''means your vehicle .has been sitting at least for no three hours or driven more than a mile. - NOT1C.E: (Continued) NOTICE: Don't let anyone. tell you underinflation or that overinflation' is right. It's not. If your tires all don't have enough- (underinflation), you can air get the following: Too much flexing * Too much heat Tire overloading Bad wear @ Bad handling @ Bad fuel economy. NOTICE: (Continued) If your tires have too much (overinflation), air you can get the following: Unusual wear Bad handling Rough ride 0 Needless damage from road hazards. ' When t -Check a Check your tires once a month or more. It Don't forget your compact spare tire. should be at 60 psi (420 Ha). How ,toCheck Use a good quality pocket-type gage. to check tire pressure. You can't tell if your tires are properly inflated simply by looking them. Radial tires maylook at properly inflated even when-they'reunderinflated. Be m e to put the valve caps back ~e valve stems. on by They.help prevent leaks keeping out dirt and .moisture. 6-41