Jeep 2014 Grand Cherokee Owner's Manual page 432

430 STARTING AND OPERATING
• 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
1.28 in (32.5 mm) – This is the primary 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 vehicle
speed is below 38 mph (61 km/h). When in the OR1
position, if the vehicle speed remains between 40 mph
(64 km/h) and 50 mph (80 km/h) for greater than 20
seconds or if the vehicle speed exceeds 50 mph
(80 km/h), the vehicle will be automatically lowered to
NRH. Refer to "Off-Road Driving Tips" in "Starting
and Operating" for further information.
• Off-Road 2 (OR2) (Raises the vehicle approximately
2.6 in (65 mm) – This position is intended for off-
roading use only where maximum ground clearance is
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.
• Aero Mode (Lowers the vehicle approximately 0.6 in
(15 mm) – This position provides improved aerody-
namics by lowering the vehicle. The vehicle will
automatically enter Aero Mode when the vehicle
speed remains between 62 mph (99 km/h) and 66 mph
(106 km/h) for greater than 20 seconds or if the vehicle
speed exceeds 66 mph (106 km/h). The vehicle will
return to NRH from Aero Mode if the vehicle speed
remains between 30 mph (48 km/h) and 35 mph
(56 km/h) for greater than 20 seconds or if the vehicle
speed falls below 30 mph (48 km/h). The vehicle will
enter Aero Mode, regardless of vehicle speed if the
shift lever is in the "SPORT" position.