2012 Jeep Grand Cherokee Owner Manual SRT - Page 482

480 STARTING AND OPERATING springs, tires, or wheels). Heavier axles or suspension components, sometimes specified by purchasers for increased durability, does not necessarily increase the vehicle's GVWR. Tire Size The tire size on the label represents the actual tire size on Loading your vehicle. Replacement tires must be equal to the load The actual total weight and the weight of the front and capacity of this tire size. rear of your vehicle at the ground can best be determined by weighing it when it is loaded and ready for operation. Rim Size This is the rim size that is appropriate for the tire size The entire vehicle should first be weighed on a commerlisted. cial scale to ensure that the GVWR has not been exceeded. The weight on the front and rear of the vehicle Inflation Pressure should then be determined separately to be sure that the This is the cold tire inflation pressure for your vehicle for load is properly distributed over front and rear axle. all loading conditions up to full GAWR. Weighing the vehicle may show that the GAWR of either Curb Weight the front or rear axles has been exceeded, but the total The curb weight of a vehicle is defined as the total weight load is within the specified GVWR. If so, weight must be of the vehicle with all fluids, including vehicle fuel, at full shifted from front to rear, or rear to front, as appropriate capacity conditions, and with no occupants or cargo loaded into the vehicle. The front and rear curb weight values are determined by weighing your vehicle on a commercial scale before any occupants or cargo are added.