2015 Jeep Grand Cherokee Owner Manual SRT - Page 461

STARTING AND OPERATING 459 worn to the tread wear indicators, the tire should be replaced. Refer to "Replacement Tires" in this section for further information. Life Of Tire The service life of a tire is dependent upon varying factors including, but not limited to: • Driving style. WARNING! Tires and the spare tire should be replaced after six years, regardless of the remaining tread. Failure to follow this warning can result in sudden tire failure. You could lose control and have a collision resulting in serious injury or death. 5 Keep dismounted tires in a cool, dry place with as little • Tire pressure - Improper cold tire inflation pressures can exposure to light as possible. Protect tires from contact cause uneven wear patterns to develop across the tire with oil, grease, and gasoline. tread. These abnormal wear patterns will reduce tread Replacement Tires life, resulting in the need for earlier tire replacement. The tires on your new vehicle provide a balance of many • Distance driven. characteristics. They should be inspected regularly for • Performance tires, tires with a speed rating of V or wear and correct cold tire inflation pressures. The manuhigher, and summer tires typically have a reduced facturer strongly recommends that you use tires equivatread life. Rotation of these tires per the vehicle main- lent to the originals in size, quality and performance when replacement is needed. Refer to the paragraph on tenance schedule is highly recommended. "Tread Wear Indicator." Refer to the Tire and Loading