2011 Jeep Grand Cherokee Owner Manual - Page 417
2011 Jeep Grand Cherokee Manual
Page 417 highlights
STARTING AND OPERATING 415 the outside temperature decreases, the tire pressure will decrease. Tire pressure should always be set based on cold inflation tire pressure. This is defined as the tire pressure after the vehicle has not been driven for at least three hours, or driven less than 1 mile (1.6 km) after a three-hour period. Refer to "Tires - General Information" in "Starting and Operating" for information on how to properly inflate the vehicle's tires. The tire pressure will also increase as the vehicle is driven - this is normal and there should be no adjustment for this increased pressure. The TPMS will warn the driver of a low tire pressure if the tire pressure falls below the low pressure warning TIRE PRESSURE MONITOR SYSTEM (TPMS) threshold for any reason, including low temperature The Tire Pressure Monitoring System (TPMS) will warn effects, or natural pressure loss through the tire. the driver of a low tire pressure based on the vehicle recommended cold tire pressure. The TPMS will continue to warn the driver of low tire pressure as long as the condition exists, and will not turn The tire pressure will vary with temperature by about off until the tire pressure is at or above recommended 1 psi (7 kPa) for every 12°F (6.5°C). This means that when Tire Rotation 5
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