Ram Trucks 2015 3500 - Owner Manual - Manual (Page 522)

NOTE: The vehicle will automatically enter Aero Mode
when the vehicle speed remains between 62 mph
(100 km/h) and 66 mph (106 km/h) for greater than 20
seconds or if the vehicle speed exceeds 66 mph
(106 km/h).
• 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 in [26 mm]) – This position should be the primary
position for all off-road driving until Off Road 2 (OR2)
is needed. A smoother and more comfortable ride will
result. To enter OR1, press the “Up” button once from
the NRH position while the vehicle speed is below
35 mph (56 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. Off-Road 1
may not be available due to vehicle payload, an
EVIC/DID message will be displayed when this oc-
curs. Refer to “Electronic Vehicle Information Center
(EVIC) or Driver Information Display (DID)” in “Un-
derstanding Your Instrument Panel” for further infor-
mation.
• Off-Road 2 (OR2) (Raises the vehicle approximately
2 in [51 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. Off-Road 2 may not be available due to vehicle
payload, an EVIC/DID message will be displayed
520 STARTING AND OPERATING