2019 Ram 3500 Chassis Cab brake

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WARNING LIGHTS AND MESSAGES ........................ 146
Red Warning Lights .................................................... 146
Yellow Warning Lights............................................... 150
Yellow Indicator Lights .............................................. 155
Green Indicator Lights ................................................ 156
White Indicator Lights ................................................ 157
Blue Indicator Lights ................................................... 158
 ONBOARD DIAGNOSTIC SYSTEM — OBD II ........ 158
Onboard Diagnostic System (OBD II)
Cybersecurity ............................................................... 159
 EMISSIONS INSPECTION AND MAINTENANCE
PROGRAMS ..................................................................... 159
SAFETY
SAFETY FEATURES ......................................................... 161
Anti-Lock Brake System (ABS) ................................. 161
Electronic Brake Control System .............................. 162
 AUXILIARY DRIVING SYSTEMS .................................. 174
Forward Collision Warning (FCW) With Mitigation —
If Equipped ................................................................... 174
Tire Pressure Monitoring System (TPMS) ............ 177 
OCCUPANT RESTRAINT SYSTEMS ...........................187
Occupant Restraint Systems Features ......................187
Important Safety Precautions.....................................188
Seat Belt Systems .........................................................189
Supplemental Restraint Systems (SRS).....................202
Child Restraints ..........................................................214
Transporting Pets ......................................................240
 SAFETY TIPS ...................................................................240
Transporting Passengers ............................................240
Exhaust Gas ..............................................................240
Safety Checks You Should Make Inside The
Vehicle ..........................................................................241
Periodic Safety Checks You Should Make Outside The
Vehicle ...........................................................................243
STARTING AND OPERATING
STARTING THE ENGINE ..............................................244
Automatic Transmission.............................................245
Tip Start Feature ..........................................................245
Keyless Enter-N-Go — Ignition ................................. 245
Normal Starting Using ENGINE START/STOP
Button .........................................................................246

Cold Weather Operation (Below –22°F Or −30°C) ... 250

After Starting ................................................................250
 ENGINE BLOCK HEATER — IF EQUIPPED............... 251

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ENGINE BREAK-IN RECOMMENDATIONS ............ 251
 PARKING BRAKE ........................................................... 252
 AUTOMATIC TRANSMISSION .................................... 254
Ignition Park Interlock ................................................ 255
Brake/Transmission Shift Interlock System ........... 256
Six–Speed Automatic Transmission —
If Equipped .................................................................. 256
Eight-Speed Automatic Transmission .................... 265
 FOUR-WHEEL DRIVE OPERATION —
IF EQUIPPED .................................................................... 272
Four-Position Electronically Shifted Transfer Case —
If Equipped .................................................................. 272
Manually Shifted Transfer Case — If Equipped ..... 277
 LIMITED-SLIP DIFFERENTIAL .................................... 281
 POWER TAKE OFF OPERATION — IF EQUIPPED
(CHASSIS CAB ONLY) ................................................... 281
Stationary Mode .......................................................... 282
Mobile Mode ................................................................ 283
 POWER STEERING .......................................................... 283
Hydraulic Power Steering .......................................... 283 
SPEED CONTROL ........................................................... 285
To Activate.................................................................... 285
To Set A Desired Speed...............................................286
To Vary The Speed Setting .........................................286
To Accelerate For Passing .......................................... 287
To Resume Speed.........................................................288
To Deactivate ................................................................288
 ADAPTIVE CRUISE CONTROL (ACC) —
IF EQUIPPED ..................................................................288
Adaptive Cruise Control (ACC) Operation .............290
Activating Adaptive Cruise Control (ACC) ............290
To Activate/Deactivate...............................................291
To Set A Desired ACC Speed.....................................292
To Cancel.......................................................................292
To Turn Off ...................................................................293
To Resume .................................................................... 293
To Vary The Speed Setting .........................................293
Setting The Following Distance In ACC ..................295
Overtake Aid ................................................................298
ACC Operation At Stop ..............................................298
Adaptive Cruise Control (ACC) Menu.....................299
Display Warnings And Maintenance .......................300
Precautions While Driving With ACC .....................302
General Information ....................................................306
Normal (Fixed Speed) Cruise Control Mode...........307

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DEALER SERVICE ........................................................... 417
Engine Oil — Gas Engine .......................................... 418
Engine Oil Filter ......................................................... 419
Engine Air Cleaner Filter ......................................... 420
Air Conditioner Maintenance ................................. 421
Accessory Drive Belt Inspection ................................ 426
Body Lubrication ....................................................... 428
Windshield Wiper Blades ......................................... 428
Exhaust System ........................................................... 431
Cooling System ........................................................... 433
Brake System ............................................................... 438
Automatic Transmission ............................................ 439
Rear Axle And 4x4 Front Driving Axle Fluid
Level .......................................................................... 442
Transfer Case ............................................................... 444
 HOISTING ......................................................................... 444
 TIRES .................................................................................. 444
Tire Safety Information ............................................ 444
Tires — General Information ................................... 454
Tire Types ..................................................................... 460
Spare Tires — If Equipped ..................................... 461
Wheel And Wheel Trim Care ................................. 464
Tire Chains (Traction Devices) ................................. 465
Tire Rotation Recommendations ............................... 466 
DEPARTMENT OF TRANSPORTATION UNIFORM
TIRE QUALITY GRADES ...............................................468
Treadwear .....................................................................469
Traction Grades............................................................ 469
Temperature Grades ................................................... 469
 STORING THE VEHICLE .............................................470
 BODYWORK ......................................................................470
Protection From Atmospheric Agents ....................470
Body And Underbody Maintenance .........................471
Preserving The Bodywork .......................................... 471
 INTERIORS .......................................................................472
Seats And Fabric Parts ................................................472
Plastic And Coated Parts ............................................473
Leather Parts.................................................................474
Glass Surfaces ..............................................................474
TECHNICAL SPECIFICATIONS
IDENTIFICATION DATA ...............................................475
Vehicle Identification Number ................................. 475
 BRAKE SYSTEM ...............................................................476
Hydraulic Brake Assist ...............................................476
 WHEEL AND TIRE TORQUE SPECIFICATIONS .....476
Torque Specifications ................................................477

GETTING TO KNOW YOUR VEHICLE 23
Programming Additional Key Fobs
Programming the key fob may be performed by an autho-
rized dealer.
NOTE:
Once a key fob is programmed to a vehicle, it cannot be
repurposed and reprogrammed to another vehicle.
General Information
The following regulatory statement applies to all radio
frequency (RF) devices equipped in this vehicle:
This device complies with Part 15 of the FCC Rules and with
Industry Canada license-exempt RSS standard(s). Operation
is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interference received, including interference that may cause undesired opera -
tion.
NOTE:
Changes or modifications not expressly approved by the
party responsible for compliance could void the user’s
authority to operate the equipment.IGNITION SWITCH
Keyless Push Button Ignition
This feature allows the driver to operate the ignition 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 operating posi -
tions; three of which are labeled and will illuminate when in
position. The three positions 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 dead battery. In this
situation, a back up method can be used to operate the igni -
tion switch. Put the nose side (side opposite of the emer -
gency key) of the key fob against the ENGINE START/STOP
button, with your foot applied on the brake pedal, and push
to operate the ignition switch.
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24 GETTING TO KNOW YOUR VEHICLE
(Continued)
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 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.

26 GETTING TO KNOW YOUR VEHICLE
REMOTE START — IF EQUIPPED
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
• System not disabled from previous remote start event
• Vehicle security alarm not active
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 turned to the ON/RUN position.
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. Operation of the Remote Start System, windows, door locks or other
controls could cause serious injury or death.

32 GETTING TO KNOW YOUR VEHICLE
(Continued)
Security System Manual Override
The vehicle security alarm will not arm/disarm if you lock/
unlock the doors using the manual door lock plunger.
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 colli -
sion, 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.

GETTING TO KNOW YOUR VEHICLE 33
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 acci -
dentally 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 ignition switch and
a door is open, as a reminder to remove the key fob.
• Allowing children to be 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.
• Do not leave the key fob in or near the vehicle, or in a location accessible to children, 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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