2020 Ram 3500 Chassis Cab warning

INTRODUCTION11
HOW TO USE THIS MANUAL
Essential Information
Consult the Table of Contents to determine
which section contains the information you
desire.
Since the specification of your vehicle depends
on the items of equipment ordered, certain
descriptions and illustrations may differ from
your vehicle's equipment.
The detailed Index at the back of this Owner's
Manual contains a complete listing of all
subjects.
Symbols
Some vehicle components have colored labels
whose symbols indicate precautions to be
observed when using this component. Refer to
“Warning Lights and Messages” in “Getting To
Know Your Instrument Panel” for further infor -
mation on the symbols used in your vehicle.
WARNINGS AND CAUTIONS
This Owner’s Manual contains WARNINGS
against operating procedures that could result
in a collision, bodily injury and/or death. It also
contains CAUTIONS against procedures that
could result in damage to your vehicle. If you do
not read this entire Owner’s Manual, you may
miss important information. Observe all Warn -
ings and Cautions.
VAN CONVERSIONS/CAMPERS
The New Vehicle Limited Warranty does not
apply to body modifications or special equip -
ment installed by van conversion/camper
manufacturers/body builders. US residents
refer to the Warranty Information, Section
2.1.C. Canadian residents refer to the “What Is
Not Covered” section of the Warranty Informa -
tion. Such equipment includes video monitors,
VCRs, heaters, stoves, refrigerators, etc. For
warranty coverage and service on these items,
contact the applicable manufacturer. Operating instructions for the special equip
-
ment installed by the conversion/camper
manufacturer should also be supplied with your
vehicle. If these instructions are missing, please
contact an authorized dealer for assistance in
obtaining replacement documents from the
applicable manufacturer.
For information on the Body Builder’s Guide
refer to www.ramtrucks.com . This website
contains dimensional and technical specifica -
tions for your vehicle. It is intended for Second
Stage Manufacturer's technical support. For
service issues, contact an authorized dealer.
VEHICLE MODIFICATIONS/ALTERATIONS
WARNING!
Any modifications or alterations to this vehicle
could seriously affect its roadworthiness and
safety and may lead to a collision resulting in
serious injury or death.
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GETTING TO KNOW YOUR VEHICLE17
(Continued)
IGNITION SWITCH
Keyless Push Button Ignition
This feature allows the driver to operate the igni -
tion switch with the push of a button as long as
the Remote Keyless Entry key fob is in the
passenger compartment.
The Keyless Push Button Ignition has four oper -
ating positions; three of which are labeled and
will illuminate when in position. The three posi -
tions are OFF, ACC, and ON/RUN. The fourth
position is START. During START, RUN will illumi -
nate.
NOTE:
In case the ignition switch does not change with
the push of a button, the key fob may have a low
or depleted battery. In this situation, a back up
method can be used to operate the ignition
switch. Put the nose side (side opposite of the
emergency key) of the key fob against the
START/STOP ignition button, with your foot
applied on the brake pedal, and push to operate
the ignition switch.
Keyless Push Button Ignition

The push button ignition can be placed in the
following modes:
OFF
The engine is stopped.
Some electrical devices (e.g. Central locking,
alarm, etc.) are still available.
ACC
Engine is not started.
Some electrical devices are available. RUN

Driving position.
All the electrical devices are available.
START
The engine will start.
1 — OFF
2 — ACC (Accessory)
3 — ON/RUN
WARNING!
When exiting the vehicle, always remove
the key fob from the vehicle and lock your
vehicle.
Never leave children alone in a vehicle, or
with access to an unlocked vehicle.
Allowing children to be in a vehicle unat -
tended is dangerous for a number of
reasons. A child or others could be seriously
or fatally injured. Children should be
warned not to touch the parking brake,
brake pedal or the gear selector.
Do not leave the key fob in or near the
vehicle, or in a location accessible to chil -
dren, and do not leave the ignition of a
vehicle equipped with Keyless Enter-N-Go
in the ON/RUN mode. A child could operate
power windows, other controls, or move the
vehicle.
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18GETTING TO KNOW YOUR VEHICLE
The engine only runs when the ignition is in the
ON/RUN position, or from a remote start
request.
In case the ignition switch does not change with
the push of a button, the key fob may have a low
or depleted battery. In this situation, a back up
method can be used to operate the ignition
switch. Put the nose side (side opposite of the
emergency key) of the key fob against the
START/STOP ignition button and push to
operate the ignition switch.
Back Up Starting Method

NOTE:
The key fob may not be able to be detected by
the vehicle keyless-go system if it is located next
to a mobile phone, laptop or other electronic
device; these devices may block the key fob’s
wireless signal and prevent the keyless-go
system from starting the vehicle.
NOTE:
Refer to "Starting The Engine" in "Starting And
Operating" for further information.
REMOTE START — IF EQUIPPED
(GASOLINE)
This system uses the key fob to start
the engine conveniently from outside
the vehicle while still maintaining
security. The system has a range of
approximately 300 ft (91 m).
NOTE:
Obstructions between the vehicle and the key
fob may reduce this range.
How To Use Remote Start
All of the following conditions must be met
before the engine will remote start:
Gear selector in PARK
Doors closed
Hood closed
Hazard switch off
Brake switch inactive (brake pedal not
pushed)
Battery at an acceptable charge level
PANIC button not pushed
Fuel meets minimum requirement
Do not leave children or animals inside
parked vehicles in hot weather. Interior
heat build-up may cause serious injury or
death.
CAUTION!
An unlocked vehicle is an invitation for
thieves. Always remove key fob from the
vehicle and lock all doors when leaving the
vehicle unattended.
WARNING! (Continued)

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GETTING TO KNOW YOUR VEHICLE19
System not disabled from previous remote
start event
Vehicle security alarm not active
Malfunction Indicator Light is not illuminated
Remote Start Abort Message
The following messages will display in the
instrument cluster display if the vehicle fails to
remote start or exits remote start prematurely:
Remote Start Cancelled — Door Open
Remote Start Cancelled — Hood Open
Remote Start Cancelled — Fuel Low
Remote Start Cancelled — System Fault
Remote Start Disabled — Start Vehicle to
Reset
The instrument cluster display message stays
active until the ignition is placed in the ON/RUN
position.
To Enter Remote Start Mode
Push and release the Remote Start
button on the key fob twice within five
seconds. The parking lights will flash,
vehicle doors will lock, and the horn
will chirp twice (if programmed). Once the
vehicle has started, the engine will run for
15 minutes.
NOTE:
If your power door locks were unlocked,
Remote Start will automatically lock the
doors.
If an engine fault is present or fuel level is
low, the vehicle will start and then shut down
in 10 seconds.
The park lamps will turn on and remain on
during Remote Start mode.
For security, power window and power
sunroof operation (if equipped) are disabled
when the vehicle is in the Remote Start
mode.
The engine can be started two consecutive
times (two 15 minute cycles) with the key
fob. However, the ignition must be placed in
the ON/RUN position before you can repeat
the start sequence for a third cycle.
To Exit Remote Start Mode Without Driving
The Vehicle
Push and release the remote start button one
time or allow the engine to run for the entire
15 minute cycle.
NOTE:
To avoid unintentional shutdowns, the system
will disable for two seconds after receiving a
valid Remote Start request.
WARNING!
Do not start or run an engine in a closed
garage or confined area. Exhaust gas
contains Carbon Monoxide (CO) which is
odorless and colorless. Carbon Monoxide is
poisonous and can cause serious injury or
death when inhaled.
Keep key fobs away from children. Opera -
tion of the Remote Start System, windows,
door locks or other controls could cause
serious injury or death.
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GETTING TO KNOW YOUR VEHICLE21
The Remote Start system will wait for the
“Wait To Start” Indicator Light to extinguish
before cranking the engine. This allows time
for the intake heater to preheat the incoming
air, and is normal operation in cold weather.
Refer to “Wait To Start Light,” located in
“Warning Lights And Messages” within
“Getting To Know Your Instrument Panel” for
more information.
How To Use Remote Start
All of the following conditions must be met
before the engine will remote start:
Transmission in PARK
Doors closed
Hood closed
Hazard switch off
Brake switch inactive (brake pedal not
pushed)
Battery at an acceptable charge level
PANIC button not pushed
Fuel meets minimum requirement
Water In Fuel Indicator Light is not illumi -
nated
Wait To Start Light Indicator Light is not illu -
minated
Malfunction Indicator Light is not illuminated
Remote Start Abort Message
The following messages will display in the
instrument cluster display if the vehicle fails to
remote start or exits remote start prematurely:
Remote Start Aborted — Door Open
Remote Start Aborted — Hood Open
Remote Start Aborted — Fuel Low
Remote Start Aborted — System Fault The instrument cluster display message is
stored until the ignition is placed in the ON/RUN
position.
To Enter Remote Start Mode
Push and release the Remote Start button on
the key fob twice, within five seconds. The
parking lights will flash and the horn will chirp
twice (if programmed). In cold ambient
temperature conditions, the diesel vehicle may
delay crank up to 30 seconds for the Intake Air
Heater. Once the vehicle has started, the
engine will run for 15 minutes.
NOTE:
Crank may be delayed up to 75 seconds for
intake air heater operation at high altitudes,
and/or extreme cold.
The park lamps will turn on and remain on
during Remote Start mode.
For security, power window and power
sunroof operation (if equipped) are disabled
when the vehicle is in the Remote Start
mode.
WARNING!
Do not start or run an engine in a closed
garage or confined area. Exhaust gas
contains Carbon Monoxide (CO) which is
odorless and colorless. Carbon Monoxide is
poisonous and can cause serious injury or
death when inhaled.
Keep key fobs away from children. Opera
-
tion of the Remote Start System, windows,
door locks or other controls could cause
serious injury or death.
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GETTING TO KNOW YOUR VEHICLE25
(Continued)
(Continued)
If the vehicle security alarm is armed and the
battery becomes disconnected, the vehicle
security alarm will remain armed when the
battery is reconnected; the exterior lights will
flash, and the horn will sound. If this occurs,
disarm the vehicle security alarm.
Rearming Of The System
If something triggers the alarm, and no action is
taken to disarm it, the vehicle security alarm will
turn the horn off after 29 seconds, 5 seconds
between cycles, up to 8 cycles if the trigger
remains active and then the vehicle security
alarm will rearm itself.
Security System Manual Override
The vehicle security alarm will not arm/disarm if
you lock/unlock the doors using the manual
door lock.
DOORS
Manual Door Locks
Front and rear doors may be locked by moving
the lock knob down. The lock knobs will unlock
when the interior handle is used to open the
doors.
Door Lock Knob

Front doors may be opened with the inside door
handle without lifting the lock knob.
Doors locked before closing will remain locked
when closed.
The emergency key will unlock the driver door
lock on your vehicle.
WARNING!
Do not leave children or animals inside
parked vehicles in hot weather. Interior
heat build-up may cause serious injury or
death.
For personal security and safety in the
event of an collision, lock the vehicle doors
as you drive as well as when you park and
leave the vehicle.
Before exiting a vehicle, always shift the
automatic transmission into PARK, apply
the parking brake, turn the vehicle OFF,
remove the key fobs from vehicle, and lock
all doors. and lock your vehicle.
Never leave children alone in a vehicle, or
with access to an unlocked vehicle. Leaving
children in a vehicle unattended is
dangerous for a number of reasons. A child
or others could be seriously or fatally
injured. Children should be warned not to
touch the parking brake, brake pedal or the
gear selector.
Allowing children to be in a vehicle unat -
tended is dangerous for a number of
reasons. A child or others could be seriously
or fatally injured. Children should be
warned not to touch the parking brake,
brake pedal or the gear selector.
WARNING! (Continued)
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26GETTING TO KNOW YOUR VEHICLE
Power Door Locks — If Equipped
The power door lock switches are on each front
door trim panel. Use these switches to lock or
unlock the doors.
NOTE:
The key fob may not be able to be detected by
the vehicle Keyless Enter-N-Go system if it is
located next to a mobile phone, laptop or other
electronic device; these devices may block the
key fob’s wireless signal and prevent the
Keyless Enter-N-Go system from starting the
vehicle.
Power Door Lock Switches

While in the ACC or ON/RUN positions, if you
push the power door lock switch, and any front
door is open, the power locks will not operate.
This prevents you from accidentally locking your
key fob in the vehicle. Removing the key fob or
closing the door will allow the locks to operate.
A chime will sound if the key fob is in the vehicle
and a door is open, as a reminder to remove the
key fob.
Keyless Enter-N-Go — Passive Entry
The Passive Entry system is an enhancement to
the vehicle’s Remote Keyless Entry system and
a feature of Keyless Enter-N-Go. This feature
allows you to lock and unlock the vehicle’s
door(s) without having to push the key fob lock
or unlock buttons. NOTE:
Passive Entry may be programmed on/off.
Refer to “Uconnect Settings” in “Multimedia”
for further information.
If wearing gloves on your hands, or if it has
been raining/snowing on the Passive Entry
door handle, the unlock sensitivity can be
affected, resulting in a slower response time.
If the vehicle is unlocked by Passive Entry
and no door is opened within 60 seconds, the
vehicle will re-lock and if equipped will arm
the security alarm.
The vehicles security alarm can be armed/
disarmed by pushing the Passive Entry key
fob lock/unlock buttons (if equipped).
The key fob may not be able to be detected by
the vehicle Passive Entry system if it is
located next to a mobile phone, laptop or
other electronic device; these devices may
block the key fob's wireless signal and
prevent the Passive Entry door handle from
locking/unlocking the vehicle.
Do not leave the key fob in or near the
vehicle, or in a location accessible to chil-
dren, and do not leave the ignition of a
vehicle equipped with Keyless Enter-N-Go
in the ACC or ON/RUN mode. A child could
operate power windows, other controls, or
move the vehicle.
WARNING!
(Continued)

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GETTING TO KNOW YOUR VEHICLE29
Automatic Door Locks — If Equipped
The auto door lock feature default condition is
enabled. When enabled, the door locks will lock
automatically when the vehicle's speed exceeds
15 mph (24 km/h). The auto door lock feature
can be enabled or disabled by an authorized
dealer per written request of the customer.
Please see an authorized dealer for service.
Automatic Doors Unlock — If Equipped
This feature unlocks all of the doors of the
vehicle when either front door is opened. This
will occur only after the vehicle has been shifted
into the PARK position after the vehicle has
been driven (shifted out of PARK and all doors
closed).
Automatic Doors Unlock Programming — If
Equipped
The Automatic Doors Unlock feature can be
enabled or disabled as follows:
For vehicles not equipped with a touchscreen
radio, refer to “Instrument Cluster Display” in
“Getting To Know Your Instrument Panel” for
further information.
For vehicles equipped with a touchscreen
radio, refer to “Uconnect Settings” in “Multi -
media” for further information.
NOTE:
Use the Auto Unlock Doors feature in accor -
dance with local laws.
Child-Protection Door Lock
To provide a safer environment for children
riding in the rear seat, the rear doors (if
equipped) of your vehicle have the Child-Protec -
tion Door Lock system.
To use the system, open each rear door, use a
flat blade screwdriver (or emergency key) and
rotate the dial to engage and disengage the
Child-Protection locks. When the system on a
door is engaged, that door can only be opened
by using the outside door handle even if the
inside door lock is in the unlocked position.
Child Lock Control

NOTE:
After setting the Child-Protection Door Lock
system, always test the door from the inside
to make certain it is in the desired position.
For emergency exit with the system engaged,
move the door lock switch to the unlock posi -
tion, roll down the window, and open the door
with the outside door handle.
WARNING!
Avoid trapping anyone in the vehicle in a
collision. Remember that the rear doors
cannot be opened from the inside door
handle when the Child Protection Door Locks
are engaged.
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