2012 Jeep Grand Cherokee Owner Manual - Page 453

STARTING AND OPERATING 451 • Normal Ride Height (NRH) - This is the standard position of the suspension and is meant for normal driving. • Off-Road 1 (OR1) (Raises the vehicle approximately 1.3 in (33 mm) - This position should be the default position for all off-road driving until OR2 is needed. A smoother and more comfortable ride will result. Press the "Up" button once from the NRH position while the • Aero Mode (Lowers the vehicle approximately 0.5 in (13 mm) - This position provides improved aerodyvehicle speed is below 38 mph (61 km/h). When in the namics by lowering the vehicle. The vehicle will OR1 position, if the vehicle speed remains between automatically enter Aero Mode when the vehicle 40 mph (64 km/h) and 50 mph (80 km/h) for greater speed remains between 62 mph (99 km/h) and 66 mph than 20 seconds or if the vehicle speed exceeds 50 mph (106 km/h) for greater than 20 seconds or if the vehicle (80 km/h), the vehicle will be automatically lowered speed exceeds 66 mph (106 km/h). The vehicle will to NRH. Refer to "Off-Road Driving Tips" in "Starting return to NRH from Aero Mode if the vehicle speed and Operating" for further information. remains between 30 mph (48 km/h) and 35 mph • Off-Road 2 (OR2) (Raises the vehicle approximately (56 km/h) for greater than 20 seconds or if the vehicle 2.6 in (65 mm) - This position is intended for offspeed falls below 30 mph (48 km/h). The vehicle will roading use only where maximum ground clearance is enter Aero Mode, regardless of vehicle speed if the required. To enter OR2, press the "Up" button twice from the NRH position or once from the OR1 position while vehicle speed is below 20 mph (32 km/h). While in OR2, if the vehicle speed exceeds 25 mph (40 km/h) the vehicle height will be automatically lowered to OR1. Refer to "Off-Road Driving Tips" in "Starting and Operating" for further information. 5