2014 Cadillac SRX Owner Manual - Page 309

Vehicle Care Traction : The friction between the tire and the road surface. The amount of grip provided. Tread : The portion of a tire that comes into contact with the road. Treadwear Indicators : Narrow bands, sometimes called wear bars, that show across the tread of a tire when only 1.6 mm (1/16 in) of tread remains. See When It Is Time for New Tires on page 10-57. UTQGS (Uniform Tire Quality Grading Standards) : A tire information system that provides consumers with ratings for a tire's traction, temperature, and treadwear. Ratings are determined by tire manufacturers using government testing procedures. The ratings are molded into the sidewall of the tire. See Uniform Tire Quality Grading on page 10-60. Vehicle Capacity Weight : The number of designated seating positions multiplied by 68 kg (150 lb) plus the rated cargo load. See Vehicle Load Limits on page 9-10. Vehicle Maximum Load on the Tire : Load on an individual tire due to curb weight, accessory weight, occupant weight, and cargo weight. Vehicle Placard : A label permanently attached to a vehicle showing the vehicle capacity weight and the original equipment tire size and recommended inflation pressure. See "Tire and Loading Information Label" under Vehicle Load Limits on page 9-10. 10-49 Tire Pressure Tires need the correct amount of air pressure to operate effectively. { Caution Neither tire underinflation nor overinflation is good. Underinflated tires, or tires that do not have enough air, can result in: . Tire overloading and overheating which could lead to a blowout. Premature or irregular wear. Poor handling. Reduced fuel economy. (Continued) . . .