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Setting Names
Setting Names Ab-
breviated (Left Sub-
menu Layer)
Sub-Menus (Right Submenu Layer)
26 Transport Mode Transport ModeOn; Off
27 Wheel Alignment
Mode
Wheel AlignmentOn; Off
28 Horn w/ Remote
Lower
Horn w/ Rmt LwrOn; Off
29 Lights w/ Remote
Lower
Lights w/ Rmt LwrOn; Off
30 Trailer SelectTrailer SelectTrailer 1; Trailer 2; Trailer 3; Trailer 4
31 Brake TypeBrake Type Light Electric; Heavy Electric; Light EOH; Heavy
EOH
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Setting NamesSetting Names Abbreviated
(Left Submenu Layer)
Sub-Menus (Right Submenu
Layer)
22Commercial SettingsCommercial•Aux Switches
•Power Take-Off
•PIN Setup
23 Air Suspension Display AlertsAir Susp. AlertsAll; Warnings Only
24 Aero Ride Height ModeAero ModeOn; Off
25Tire/Jack ModeTire/Jack ModeOn; Off
26Transport ModeTransport ModeOn; Off
27 Wheel Alignment ModeWheel AlignmentOn; Off
28 Horn w/ Remote LowerHorn w/ Rmt LwrOn; Off
29 Lights w/ Remote LowerLights w/ Rmt LwrOn; Off
30Trailer SelectTrailer SelectTrailer 1; Trailer 2; Trailer 3;
Trailer 4
31Brake TypeBrake TypeLight Electric; Heavy Electric;
Light EOH; Heavy EOH
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•Auto Entry/Exit Suspension
When this feature is selected, the vehicle automatically
lowers from ride height position when vehicle shifted to
park for easy entry/exit. To make your selection, press
the “Auto Entry/Exit” button on the touchscreen, select
“On” or “Off” followed by pressing the back arrow/
Done button on the touchscreen.
•Display Suspension Messages
When “All” is selected, all the Air Suspension Alerts will
be displayed. When “Warning Only” is selected only the
Air Suspension Warnings will be displayed.
•Automatic Aero Mode (1500 Model Only)
When this feature is selected the Ride Height will auto-
matically be adjusted depending on the vehicle speed. To
make your selection, press the “Aero Mode” button on
the touchscreen, select “On” or “Off” followed by press-
ing the back arrow/Done button on the touchscreen.
•Tire Jack Mode
When this feature is selected the air suspension system is
disabled to prevent auto leveling of the suspension, while
the vehicle is on a jack changing a tire. To make your
selection, press the “Tire Jack Mode” button on the
touchscreen, select “On” or “Off” followed by pressing
the back arrow/Done button on the touchscreen.
•Transport Mode
When this feature is selected the air suspension system is
disabled to assist with flat bed towing. To make your
selection, press the “Transport Mode” button on the
touchscreen, select “On” or “Off” followed by pressing
the back arrow/Done button on the touchscreen.
•Wheel Alignment Mode
This feature prevents auto leveling of the air suspension
while performing a wheel alignment service. Before per-
forming a wheel alignment this mode must be enabled.
Refer to your authorized dealer for further information.
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•Hill Start Assist — If Equipped
When this feature is selected, the Hill Start Assist (HSA)
system is active. Refer to “Electronic Brake Control
System” in “Starting And Operating” for system function
and operating information. To make your selection, press
the “Hill Start Assist” button on the touchscreen to select
from on or off. Press the back arrow button on the
touchscreen to return to the previous menu.
•Four Corner Air Suspension Modes — If Equipped
There are four air suspension modes designed to protect
the system in unique situations. Tire Jack Mode is selected
to assist in changing a spare tire. Transport Mode is
selected to assist when the vehicle is being flat bed towed.
Wheel Alignment Mode is selected before performing a
wheel alignment, refer to your authorized dealer for infor-
mation. Protection Mode will automatically be selected to
“protect” the air suspension system when the payload has
been exceeded or load leveling cannot be achieved.
Lights
After pressing the “Lights” button on the touchscreen the
following settings will be available.
•Headlight Off Delay
When this feature is selected, the driver can choose to
have the headlights remain on for 0, 30, 60, or 90 seconds
when exiting the vehicle. To make your selection, press
the “+” or “–” buttons on the touchscreen to adjust the
seconds up or down. Press the back arrow button on the
touchscreen to return to the previous menu.
•Headlight Illumination On Approach
When this feature is selected, the headlights will activate
and remain on for 0, 30, 60, or 90 seconds when the doors
are unlocked with the Remote Keyless Entry (RKE) trans-
mitter. To make your selection, To make your selection,
press the “+” or “–” buttons on the touchscreen to adjust
the seconds up or down. Press the back arrow button on
the touchscreen to return to the previous menu.
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the feature showing the system has been activated or the
check-mark is removed showing the system has been
deactivated.
•Transport Mode
When this feature is selected the air suspension system is
disabled to assist with flat bed towing. Press the box next
to your selection and a check-mark appears next to the
feature showing the system has been activated or the
check-mark is removed showing the system has been
deactivated.
•Wheel Alignment Mode
Before performing a wheel alignment this mode must be
enabled. Refer to your authorized dealer for further
information.
Trailer Brake
After pressing the “Trailer Brake” button on the touch-
screen the following settings will be available:
•Trailer Select
When this feature is selected, the Trailer Type can be
selected between “Trailer 1,” “Trailer 2,” “Trailer 3” and
“Trailer 4.” To make your selection, scroll up or down
until the preferred setting is highlighted, then press and
release the SELECT button until a check-mark appears
next to the setting, showing that the setting has been
selected.
•Trailer Brake Type
When this feature is selected, the Trailer Brake Type can
be changed between “Light Electric,” “Heavy Electric,”
“Light EOH” and “Heavy EOH.”. To make your selec-
tion, scroll up or down until the preferred setting is
highlighted, then press and release the SELECT button
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vehicle in motion, the transfer case will engage/
disengage faster if you momentarily release the accelera-
tor pedal after completing the shift. Apply a constant
force when shifting the transfer case lever.
2H Or 4H To 4L
With the vehicle rolling at 2 to 3 mph (3 to 5 km/h), shift
the transmission into NEUTRAL. While the vehicle is
coasting at 2 to 3 mph (3 to 5 km/h), shift the transfer
case lever firmly to the desired position. Do not pause in
transfer case NEUTRAL.
NOTE:
•Pausing in transfer case NEUTRAL in vehicles
equipped with an automatic transmission may require
shutting the engine OFF to avoid gear clash while
completing the shift. If difficulty occurs, shift the
transmission into NEUTRAL, hold foot on brake, and
turn the engine OFF. Make shift to the desired mode.
•Shifting into or out of 4L is possible with the vehicle
completely stopped, however difficulty may occur due
to the mating clutch teeth not being properly aligned.
Several attempts may be required for clutch teeth
alignment and shift completion to occur. The preferred
method is with the vehicle rolling 2 to 3 mph (3 to
5 km/h). Avoid attempting to engage or disengage 4L
with the vehicle moving faster than 2 to 3 mph (3 to
5 km/h).
•Do not attempt to shift into or from 4L while the
transmission is in gear.
Transfer Case Position Indicator Light
The “Transfer Case Position Indicator Light” in the
instrument cluster is used to alert the driver that the front
axle is fully engaged and all four wheels are driving.
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Transport Mode
To assist with flat bed towing, the air suspension system
has a feature which will put the vehicle into Entry/Exit
height and disable the automatic load leveling system.
Refer to “Electronic Vehicle Information Center (EVIC) or
Driver Information Display (DID)” in “Understanding
Your Instrument Panel” or “Uconnect® Settings” in “Un-
derstanding Your Instrument Panel” if equipped with a
touch screen radio for further information.
NOTE:This mode is intended to be enabled with engine
running.
Wheel Alignment Mode
Before performing a wheel alignment this mode must be
enabled. Refer to “Electronic Vehicle Information Center
(EVIC) or Driver Information Display (DID)” in “Under-
standing Your Instrument Panel” or “Uconnect® Settings”
in “Understanding Your Instrument Panel” if equipped
with a touch screen radio for further information.
NOTE:This mode is intended to be enabled with engine
running.
Protection Mode
In order to “protect” the air suspension system, the
vehicle will enter Protection Mode when load leveling
cannot be achieved. Some driving may be required to
clear the protection mode telltale in the EVIC/DID. Refer
to “Electronic Vehicle Information Center (EVIC) or
Driver Information Display (DID)” in “Understanding
Your Instrument Panel” or “Uconnect® Settings” in “Un-
derstanding Your Instrument Panel” if equipped with a
touch screen radio for further information.
NOTE:If equipped with a touch screen radio all
enabling/disabling of air suspension features must be
done through the radio. Refer to “Uconnect® Settings” in
“Understanding Your Instrument Panel” for further in-
formation.
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•Entry/Exit Mode – Indicator lamp 3 will be illumi-
nated when the vehicle is in Entry Exit Mode. Entry/
Exit mode can be requested up to 33 mph (53 km/h).
If vehicle speed is reduced to, and kept below, 15 mph
(24 km/h) indicator lamp 4 will flash and indicator
lamp 3 will remain solid until Entry/Exit Mode is
achieved at which point indicator lamp 4 will turn off.
•Transport Mode – No indicator lamps will be illumi-
nated. Transport Mode is disabled by driving the
vehicle.
•Tire/Jack Mode – Indicator lamps 3 and 6 will be
illuminated. Tire/Jack Mode is disabled by driving the
vehicle.
•Wheel Alignment Mode – Indicator lamps 3 and 4 will
be illuminated. Wheel Alignment Mode is disabled by
driving the vehicle.
AIR SUSPENSION SYSTEM (2500/3500 MODELS) —
IF EQUIPPED
Description
The air suspension system is a rear leveling ride height
system. The main purpose of this system is to maintain
the truck’s rear ride height level.
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