2012 Jeep Grand Cherokee Owner Manual SRT - Page 456

454 STARTING AND OPERATING WARNING! (Continued) • Unequal tire pressures from one side of the vehicle to the other can cause the vehicle to drift to the right or left. • Always drive with each tire inflated to the recommended cold tire inflation pressure. Economy Improper inflation pressures can cause uneven wear patterns to develop across the tire tread. These abnormal wear patterns will reduce tread life resulting in a need for earlier tire replacement. Under-inflation also increases tire rolling resistance resulting in higher fuel consumption. stability of the vehicle and can produce a feeling of sluggish response or over responsiveness in the steering. Unequal tire pressures can cause erratic and unpredictable steering response. Unequal tire pressure from side to side may cause the vehicle to drift left or right. Tire Inflation Pressures The proper cold tire inflation pressure is listed on the driver's side "B" Pillar or rear edge of the driver's side door. The pressure should be checked and adjusted, as well as inspected for signs of tire wear or visible damage, at least once a month. Use a good quality pocket-type gauge to check tire pressure. Do not make a visual judgement Ride Comfort And Vehicle Stability Proper tire inflation contributes to a comfortable ride. when determining proper inflation. Radial tires may look Over-inflation produces a jarring and uncomfortable properly inflated even when they are under-inflated. ride. Both under-inflation and over-inflation affect the