the rear fascia/bumper is clean and clear of snow, ice,
mud, dirt or other obstruction, and then cycle the igni-
tion. If the message continues to appear, see an autho-
rized dealer.
IfPARKSENSE UNAVAILABLE SERVICE REQUIRED
appears in the EVIC, see your authorized dealer.
Cleaning The ParkSense® System
Clean the ParkSense® sensors with water, car wash soap
and a soft cloth. Do not use rough or hard cloths. Do not
scratch or poke the sensors. Otherwise, you could dam-
age the sensors.
ParkSense® System Usage Precautions
NOTE:
• Ensure that the rear bumper is free of snow, ice, mud,
dirt and debris to keep the ParkSense® system oper-
ating properly. •
Jackhammers, large trucks, and other vibrations could
affect the performance of ParkSense® .
• When you turn ParkSense® off, the instrument cluster
will display PARKSENSE OFF. Furthermore, once
you turn ParkSense® off, it remains off until you turn
it on again, even if you cycle the ignition key.
• When you move the shift lever to the REVERSE
position and ParkSense® is turned off, the instrument
cluster will display PARKSENSE OFF message for as
long as the vehicle is in REVERSE.
• ParkSense®, when on, will reduce the volume of the
radio when it is sounding a tone.
• Clean the ParkSense® sensors regularly, taking care
not to scratch or damage them. The sensors must not
be covered with ice, snow, slush, mud, dirt or debris.
Failure to do so can result in the system not working
properly. The ParkSense® system might not detect an
192 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
Information Center (EVIC)” in “Understanding Your
Instrument Panel” for further information.
IfPARKSENSE UNAVAILABLE WIPE REAR SENSORS
or PARKSENSE UNAVAILABLE WIPE FRONT SEN-
SORS appears in the Electronic Vehicle Information
Center (EVIC) make sure the outer surface and the
underside of the rear fascia/bumper and/or front fascia/
bumper is clean and clear of snow, ice, mud, dirt or other
obstruction and then cycle the ignition. If the message
continues to appear see an authorized dealer.
If the PARKSENSE UNAVAILABLE SERVICE RE-
QUIRED message appears in the EVIC, see an autho-
rized dealer.
Cleaning The ParkSense® System
Clean the ParkSense® sensors with water, car wash soap
and a soft cloth. Do not use rough or hard cloths. Do not
scratch or poke the sensors. Otherwise, you could dam-
age the sensors.
ParkSense® System Usage Precautions
NOTE:
• Ensure that the front and rear bumper are free of snow,
ice, mud, dirt and debris to keep the ParkSense®
system operating properly.
• Jackhammers, large trucks, and other vibrations could
affect the performance of ParkSense®.
• When you turn Front or Rear ParkSense® off, the
instrument cluster will display “FRONT PARKSENSE
OFF” or “REAR PARKSENSE OFF.” Furthermore,
once you turn Front or Rear ParkSense® off, it remains
off until you turn it on again, even if you cycle the
ignition key.
• When you move the shift lever to the REVERSE
position and Front or Rear ParkSense® is turned off,
the instrument cluster will display FRONT
200 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
•Selected Ride Height Not Permitted
• Service Air Suspension System Immediately
• Reduce Speed To Maintain Selected Ride Height
• Air Suspension System Cooling Down Please Wait
• Vehicle Cannot Be Lowered Door Open
• Off Road 2 Watch For Clearance
• Entry/Exit Watch For Clearance
• Air Suspension Temporarily Disabled For Jacking And
Tire Change
• Battery Low Start Engine To Change Ride Height
• Stop/Start Ready – If Equipped
• Stop/Start Not Ready – If Equipped
• Stop/Start Not Ready Hood Open – If Equipped •
Stop/Start Not Ready Battery Charging – If Equipped
• Stop/Start Not Ready Trailer Tow/Haul Selected – If
Equipped
• Stop/Start Not Ready 4WD/Low Range Selected – If
Equipped
• Stop/Start Not Ready Fuel Level Low – If Equipped
• Stop/Start Not Ready Steep Incline – If Equipped
• Stop/Start Not Ready Extreme Outside Temperature –
If Equipped
• Stop/Start Not Ready Engine Temperature Too High –
If Equipped
• Stop/Start Not Ready Engine Temperature Too Low –
If Equipped
• Stop/Start Not Ready Driver Seatbelt Unbuckled – If
Equipped
4
UNDERSTANDING YOUR INSTRUMENT PANEL 317
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.
Key-Off Power Delay
When this feature is selected, the power window
switches, radio, hands-free system (if equipped), DVD
video system (if equipped), power sunroof (if equipped),
and power outlets will remain active for up to 10 minutes
after the ignition switch is turned OFF. Opening either
front vehicle door will cancel this feature. 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.
Air Suspension Display Alerts – If Equipped
When All is selected, all the Air Suspension Alerts will be
displayed. When Warnings Only is selected only the Air
Suspension Warnings will be displayed. To make yourselection, 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.
Aero Ride Height Mode (1500 Only) – If Equipped
When this feature is selected the Ride Height will auto-
matically be adjusted depending on the vehicle speed. To
make your selection, press and release the SELECT
button until 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.
Tire/Jack Mode – If Equipped
When this feature is selected the air suspension system is
disabled to assist with changing a spare tire. To make
your selection, press and release the SELECT button until
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.
4
UNDERSTANDING YOUR INSTRUMENT PANEL 329
•ParkSense® Rear Park Assist Chime Volume
Rear Park Assist chime volume settings can be selected
from the EVIC or Uconnect® System (if equipped). The
chime volume settings include LOW, MEDIUM, and
HIGH. The factory default volume setting is MEDIUM.
Refer to “EVIC settings” or “Uconnect® Settings” in
“Understanding Your Instrument Panel” for further in-
formation.
• Rain Sensing Auto Wipers
When this feature is selected, the system will automati-
cally activate the windshield wipers if it senses moisture
on the windshield. To make your selection, touch the
“Rain Sensing” soft-key, until a check-mark appears next
to the setting, showing that setting has been selected.
Touch the back arrow soft-key to return to the previous
menu. •
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, touch
the “Hill Start Assist” soft-key, until a check-mark ap-
pears next to the setting, showing that the setting has
been selected. Touch the back arrow soft-key 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 se-
lected 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 per-
forming a wheel alignment, refer to your authorized
4
UNDERSTANDING YOUR INSTRUMENT PANEL 341
Air Suspension — If Equipped
After pressing the “Suspension” soft-key the following
settings will be available.
•Sound Horn With Remote Lower
When this feature is selected, a short horn sound will
occur when the RKE transmitter REMOTE LOWER but-
ton is pressed. Touch 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.
• Flash Lights With Remote Lower
When this feature is selected, the front and rear turn
signals will flash when the RKE transmitter REMOTE
LOWER button is pressed twice. This feature may be
selected with or without the Sound Horn on Lower
feature selected. Touch 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.
•
Suspension Display Messages
When All is selected, all the Air Suspension Alerts will be
displayed. When Warnings 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.
Touch 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.
• Tire Jack Mode
When this feature is selected the air suspension system is
disabled to assist with changing a spare tire. Touch the
box next to your selection and a check-mark appears next
4
UNDERSTANDING YOUR INSTRUMENT PANEL 351
NOTE:If equipped with a touch screen radio all
enabling/disabling of air suspension features must be
done through the radio. Refer to “Uconnect® Access
Settings” in “Understanding Your Instrument Panel” for
further information.
WARNING!
The air suspension system uses a high pressure
volume of air to operate the system. To avoid per-
sonal injury or damage to the system, see your
authorized dealer for service.
Air Suspension Modes
The Air Suspension system has multiple modes to protect
the system in unique situations:
Tire/Jack Mode
To assist with changing a spare tire, the air suspension
system has a feature which allows the automatic leveling to be disabled. Refer to “Electronic Vehicle Information
Center (EVIC)” in “Understanding Your Instrument
Panel” for further information.
NOTE:
This mode is intended to be enabled with engine
running.
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)”
in “Understanding Your Instrument Panel” for further
information.
NOTE: This mode is intended to be enabled with engine
running.
5
STARTING AND OPERATING 455
•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
ONLY) — 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. Normal Ride Height (NRH)
– This is the standard
position of the suspension and is meant for normal
driving.
Trailer Mode (Lowers the vehicle approximately 1 in
(25 mm)
– This position will lower the rear suspension
and provide load leveling for all loading conditions
Rear Leveling Ride Height Switch
458 STARTING AND OPERATING