2011 Jeep Grand Cherokee Owner Manual - Page 374

372 STARTING AND OPERATING Driving through water more than a few inches/ Driving Through Water Although your vehicle is capable of driving through centimeters deep will require extra caution to ensure water, there are a number of precautions that must be safety and prevent damage to your vehicle. If you must drive through water, try to determine the depth and the considered before entering the water. bottom condition (and location of any obstacles) prior to NOTE: Your vehicle is capable of water fording in up to entering. Proceed with caution and maintain a steady 20 inches (51 cm) of water, while crossing small rivers or controlled speed less than 5 mph (8 km/h) in deep water streams. To maintain optimal performance of your vehito minimize wave effects. cle's heating and ventilation system it is recommended to switch the system into recirculation mode during water Flowing Water If the water is swift flowing and rising (as in storm fording. run-off), avoid crossing until the water level recedes CAUTION! and/or the flow rate is reduced. If you must cross flowing water avoid depths in excess of 9 inches (23 cm). When driving through water, do not exceed 5 mph The flowing water can erode the streambed, causing your (8 km/h). Always check water depth before entering, vehicle to sink into deeper water. Determine exit point(s) as a precaution, and check all fluids afterward. Drivthat are downstream of your entry point to allow for ing through water may cause damage that may not be drifting. covered by the new vehicle limited warranty.