2010 Jeep Grand Cherokee Owner's Manual - Page 265

264 STARTING AND OPERATING WARNING! Continued operation with reduced power steering assist could pose a safety risk to yourself and others. Service should be obtained as soon as possible. Power Steering Fluid Check The power steering system requires the use of MOPAR Hydraulic System Power Steering Fluid or equivalent, which meets Chrysler Material Standard MS-10838. CAUTION! CAUTION! Prolonged operation of the steering system at the end of the steering wheel travel will increase the steering fluid temperature and it should be avoided when possible. Damage to the power steering pump may occur. Do not use chemical flushes in your power steering system as the chemicals can damage your power steering components. Such damage is not covered by the New Vehicle Limited Warranty. WARNING! Do not use Automatic Transmission Fluid (ATF), or other types of power steering fluids, when servicing the power steering system of this vehicle. Damage to the power steering system can result from the use of the wrong power steering fluid.