2011 Chevrolet Impala Owner's Manual - Page 298

10-42 Vehicle Care WARNING (Continued) . Wheels and Tires Tires Every new GM vehicle has high-quality tires made by a leading tire manufacturer. See the warranty manual for information regarding the tire warranty and where to get service. For additional information refer to the tire manufacturer. WARNING (Continued) . Underinflated tires pose the same danger as overloaded tires. The resulting crash could cause serious injury. Check all tires frequently to maintain the recommended pressure. Tire pressure should be checked when the tires are cold. Overinflated tires are more likely to be cut, punctured, or broken by a sudden impact - such as when hitting a pothole. Keep tires at the recommended pressure. Worn or old tires can cause a crash. If the tread is badly worn, replace them. (Continued) Replace any tires that have been damaged by impacts with potholes, curbs, etc. Improperly repaired tires can cause a crash. Only the dealer or an authorized tire service center should repair, replace, dismount, and mount the tires. Do not spin the tires in excess of 55 km/h (35 mph) on slippery surfaces such as snow, mud, ice, etc. Excessive spinning may cause the tires to explode. . . . { WARNING . Poorly maintained and improperly used tires are dangerous. Overloading the tires can cause overheating as a result of too much flexing. There could be a blowout and a serious crash. See Vehicle Load Limits on page 9‑12. (Continued) . .