2027 RAM Chassis Cab Owner's Manual
Year:
2027
Make:
RAM
Model:
Chassis Cab
Table of Contents
CONTENTS
3
INTRODUCTION
10
WELCOME
10
SYMBOLS KEY — DANGER, WARNINGS AND CAUTIONS
11
VEHICLE MODIFICATIONS ALTERATIONS
11
Van Conversions/Campers
11
SYMBOL GLOSSARY
11
GETTING TO KNOW YOUR VEHICLE
16
KEYS
16
Key Fob
16
To Lock/Unlock The Doors
16
Using The Panic Feature
16
Key Left Vehicle Feature
17
Replacing The Battery In The Key Fob
17
Programming And Requesting Additional Key Fobs
18
Sentry Key
18
Auto Key Off
19
REMOTE START — IF EQUIPPED
19
Gasoline Remote Start — If Equipped
19
How To Use Remote Start
19
To Exit Remote Start Mode
20
Remote Start Front Defrost Activation — If Equipped
20
Remote Start Comfort Systems — If Equipped
20
Remote Start Abort Message
20
Diesel Remote Start — If Equipped
21
How To Use Remote Start
21
VEHICLE SECURITY SYSTEM — IF EQUIPPED
21
Description
21
To Arm The System
21
To Disarm The System
22
Rearming Of The System
22
Security System Manual Override
22
DOORS
22
Manual Door Locks
22
Power Door Locks — If Equipped
23
Keyless Enter ‘n Go™ — Passive Entry (If Equipped)
23
Automatic Unlock Doors On Exit — If Equipped
24
Automatic Door Locks — If Equipped
24
Child-Protection Door Lock — If Equipped
25
WINDOWS
25
Power Windows — If Equipped
25
Automatic Window Features — If Equipped
25
Reset Auto-Up — If Equipped
26
Window Lockout Switch — If Equipped
26
Power Sliding Rear Window — If Equipped
26
Manual Sliding Rear Window — If Equipped
26
Wind Buffeting
26
MIRRORS
27
Inside Rearview Mirror
27
Manual Mirror — If Equipped
27
Automatic Dimming Mirror — If Equipped
27
Digital Rearview Mirror — If Equipped
27
Illuminated Vanity Mirror — If Equipped
29
Slide-On-Rod Feature Of Sun Visor — If Equipped
29
Outside Mirrors
29
Trailer Tow Telescoping Mirrors
30
Outside Mirrors Folding Feature
30
Outside Mirrors With Turn Signal And Approach Lighting — If Equipped
31
Outside Automatic Dimming Mirror — If Equipped
31
Power Mirrors — If Equipped
31
Power Folding Mirrors — If Equipped
31
Automatic Power Folding Mirrors — If Equipped
32
Power Convex Mirror Switch — If Equipped
32
Forward Utility Lights and Rear Guidance Lights — If Equipped
33
Tilt Side Mirrors In Reverse — If Equipped
33
Heated Mirrors — If Equipped
34
HEAD RESTRAINTS
34
Description
34
Front Head Restraints
34
Front Head Restraint Removal
35
Rear Head Restraints
35
Rear Head Restraint Removal
35
FRONT SEATS
36
Description
36
Manual Adjustment Front Seats — If Equipped
36
Manual Front Seat Forward/Rearward Adjustment
36
Manual Front Seat Recline Adjustment
36
40-20-40 Front Bench Seat — If Equipped
37
Power Adjustment Front Seats — If Equipped
37
Adjusting The Seat Forward Or Rearward
37
Adjusting The Seat Up Or Down
37
Tilting The Seat Up Or Down
37
Reclining The Seatback
37
Power Lumbar — If Equipped
37
Easy Entry/Exit Seat — If Equipped
38
Heated Seats — If Equipped
38
Front Heated Seats
38
Ventilated Seats — If Equipped
39
Front Ventilated Seats
39
REAR SEATS
39
Manual Adjustment Rear Seat — If Equipped
39
Second Row Bench Fold Flat Seat — If Equipped
39
Heated Seats — If Equipped
39
Rear Heated Seats
40
OCCUPANT RESTRAINT SYSTEMS
40
Occupant Restraint Systems Features
40
Important Safety Precautions
40
Seat Belt Systems
41
Enhanced Seat Belt Use Reminder System (BeltAlert)
41
Lap/Shoulder Belts
42
Lap/Shoulder Belt Operating Instructions
43
Lap/Shoulder Belt Untwisting Procedure
43
Adjustable Upper Shoulder Belt Anchorage
43
First Row Center Seat Belt Operating Instructions (Regular Cab Only)
44
First Row Center Lap Belt Operating Instructions — If Equipped
45
Seat Belt Extender
45
Seat Belts And Pregnant Women
45
Seat Belt Pretensioner — If Equipped
46
Energy Management Feature — If Equipped
46
Switchable Automatic Locking Retractors (ALR) — If Equipped
46
SUPPLEMENTAL RESTRAINT SYSTEMS (SRS)
47
Air Bag System Components
47
Air Bag Warning Light
47
Redundant Air Bag Warning Light
48
Front Air Bags
48
Driver And Passenger Front Air Bag Features
49
Front Air Bag Operation
49
Knee Impact Bolsters
49
Supplemental Side Air Bags
49
Air Bag System Components
51
If A Deployment Occurs
52
Enhanced Accident Response System
52
Enhanced Accident Response System Reset Procedure
52
Maintaining Your Air Bag System
53
Event Data Recorder (EDR)
53
CHILD RESTRAINTS
53
Summary Of Recommendations For Restraining Children In Vehicles
54
Infant And Child Restraints
54
Older Children And Child Restraints
55
Children Too Large For Booster Seats
55
Recommendations For Attaching Child Restraints
56
Lower Anchors And Tethers For CHildren (LATCH) Restraint System
57
LATCH Positions For Installing Child Restraints In This Vehicle
57
Locating The LATCH Anchorages — Crew Cab Only
59
Locating The Upper Tether Anchorages
59
Center Seat LATCH
60
To Install A LATCH-Compatible Child Restraint
60
How To Stow An Unused Switchable-ALR (ALR) Seat Belt:
60
Installing Child Restraints Using The Vehicle Seat Belt
61
Lap/Shoulder Belt Systems For Installing Child Restraints In This Vehicle
61
Installing A Child Restraint With A Switchable Automatic Locking Retractor (ALR):
63
Installing A Child Restraint With A Cinching Latch Plate (CINCH) — If Equipped:
63
Installing Child Restraints Using The Top Tether Anchorage
64
STEERING WHEEL AND CONTROLS
67
Tilt Steering Column
67
Heated Steering Wheel — If Equipped
67
Hydraulic Power Steering
67
Power Steering Fluid Check
68
START BUTTON
68
Keyless Enter ‘n Go™ Ignition
68
WIPERS AND WASHERS
69
Description
69
Windshield Wiper Operation
69
Rain Sensing Wipers — If Equipped
70
DRIVER PEDALS
70
Description
70
EXTERIOR LIGHTS
71
Headlight Switch
71
Multifunction Lever
72
Daytime Running Lights (DRLs)
72
High/Low Beam Switch
72
Automatic High Beam Headlamp Control — If Equipped
72
Flash-To-Pass
73
Automatic Headlights — If Equipped
73
Parking Lights
73
Headlights On With Wipers
73
Headlight Delay
73
Lights-On Reminder
73
Front Fog Lights — If Equipped
74
Turn Signals
74
Lane Change Assist — If Equipped
74
Cargo Lights/Rear Guidance Lights — If Equipped
74
Battery Saver
75
INTERIOR LIGHTS
75
Courtesy Lights
75
Courtesy/Reading Lights
75
Dimmer Controls
76
UNIVERSAL GARAGE DOOR OPENER (HOMELINK®) — IF EQUIPPED
76
Description
76
Before You Begin Programming HomeLink®
77
Erasing All The HomeLink® Channels
77
Identifying Whether You Have A Rolling Code Or Non-Rolling Code Device
77
Programming HomeLink® To A Garage Door Opener
77
Programming HomeLink® To A Miscellaneous Device
78
Reprogramming A Single HomeLink® Button
78
Canadian/Gate Operator Programming
78
Security
79
Troubleshooting Tips
79
INTERIOR STORAGE AND FEATURES
79
Storage
79
Glove Compartment
79
Door Storage
80
Center Console Storage — If Equipped
80
Overhead Sunglass Storage
81
Front Bench Seat Storage — If Equipped
82
Seatback Storage — If Equipped
82
Storage Bin (Regular Cab) — If Equipped
82
Fold Flat Load Floor — If Equipped
82
Below Rear Seat Storage (Crew Cab) — If Equipped
83
USB/AUX Control
83
Electrical Power Outlets
85
On-Board Power Panel — If Equipped
85
Turning The On-Board Power Panel On And Off
86
On-Board Power Panel LED Indicators
86
Accessing The Power Panel App From the Uconnect System
86
Power Management Screen
87
Enabling Vehicle Securement
87
Disabling Vehicle Securement
87
Troubleshooting the On-Board Power Panel
88
Overheat Recovery — On-Board Power Panel
88
Power Inverter — If Equipped
88
Wireless Charging Pad — If Equipped
89
Auxiliary Switches — If Equipped
91
Vehicle System Interface Module (VSIM)
91
Description and Operation
91
HOOD
91
To Open The Hood
91
To Close The Hood
92
DASHBOARD INSTRUMENTS AND CONTROLS
93
INSTRUMENT CLUSTER
93
Midline Instrument Cluster
93
Midline Instrument Cluster Descriptions
94
Highline Instrument Cluster
95
Highline Instrument Cluster Descriptions
95
Premium Instrument Cluster
97
Premium Instrument Cluster Descriptions
97
Midline Instrument Cluster — Diesel Engine
99
Midline Instrument Cluster Descriptions — Diesel Engine
99
Highline Instrument Cluster — Diesel Engine
101
Highline Instrument Cluster Descriptions — Diesel Engine
101
Premium Instrument Cluster — Diesel
103
Premium Instrument Cluster Descriptions — Diesel
103
Instrument Cluster Display
104
Instrument Cluster Display Location and Controls
105
Oil Life Reset
106
Display Menu Items
107
Speedometer
107
Driver Assist — If Equipped
107
Vehicle Info
107
Off Road
108
Fuel Economy — If Equipped
108
Trip A/Trip B
108
Navigation — If Equipped
108
Trailer Tow
108
Audio
109
Messages
109
Settings — If Equipped
109
Commercial Settings — If Equipped
110
Diesel Messages And Warnings
111
Diesel Particulate Filter (DPF) Messages
111
Cold Ambient Derate Mode Messages
112
Diesel Exhaust Fluid (DEF) Warning Messages
112
Diesel Exhaust Fluid (DEF) Fault Warning Messages
113
Battery Saver On/Battery Saver Mode Message — Electrical Load Reduction Actions — If Equipped
113
WARNING LIGHTS AND MESSAGES
114
Red Warning Lights
115
Air Bag Warning Light
115
Battery Charge Warning Light
115
Brake Warning Light
115
Door Open Warning Light
115
Drowsiness Detected Warning Light — If Equipped
115
Electronic Throttle Control (ETC) Warning Light
116
Engine Coolant Temperature Warning Light
116
Hood Open Warning Light
116
Oil Pressure Warning Light
116
Oil Temperature Warning Light
116
Seat Belt Reminder Warning Light
116
Trailer Brake Disconnected Warning Light
116
Transmission Temperature Warning Light
116
Vehicle Security Warning Light — If Equipped
117
Yellow Warning Lights
117
Adaptive Cruise Control (ACC) Fault Warning Light — If Equipped
117
Anti-Lock Brake System (ABS) Warning Light
117
Cruise Control Fault Warning Light
117
Engine Check/Malfunction Indicator Warning Light (MIL)
117
Electronic Stability Control (ESC) Active Warning Light — If Equipped
118
Electronic Stability Control (ESC) OFF Warning Light — If Equipped
118
Fuel Level Sensor Failure Warning Light - If Equipped
118
LaneSense/Active Lane Management (ALM) Warning Light — If Equipped
118
Low Washer Fluid Warning Light — If Equipped
118
Low Fuel Warning Light
118
Low Coolant Level Warning Light
118
Loose Fuel Filler Cap Warning Light — If Equipped
118
Service Forward Collision (FCW) or Pedestrian Emergency Braking (PEB) Warning Light — If Equipped
118
Service Active Lane Management Warning Light — If Equipped
119
Service 4WD Warning Light — If Equipped
119
Tire Pressure Monitoring System (TPMS) Warning Light — If Equipped
119
Traffic Sign Recognition (TSR) Fault Warning Light — If Equipped
120
Yellow Indicator Lights
120
Cargo Indicator Light — If Equipped
120
Cold Ambient Derate Mode Indicator Light — If Equipped
120
Diesel Exhaust Brake Indicator Light — If Equipped
120
Drowsy Driver Detected System Fault — If Equipped
120
Forward Collision Warning (FCW) Off Indicator Light — If Equipped
120
Low Diesel Exhaust Fluid (DEF) Indicator Light — If Equipped
120
NEUTRAL Indicator Light — If Equipped
120
4WD Lock Indicator Light
120
4WD Low Indicator Light — If Equipped
120
4WD High Indicator Light — If Equipped
120
Snowplow Mode Indicator Light — If Equipped
120
TOW/HAUL Indicator Light
120
Trailer Merge Assist Indicator Light — If Equipped
120
Wait To Start Indicator Light — If Equipped
121
Water In Fuel Indicator Light — If Equipped
121
Green Indicator Lights
121
Adaptive Cruise Control (ACC) Set With Target Indicator Light — If Equipped
121
Adaptive Cruise Control (ACC) Set With No Target Detected Indicator Light — If Equipped
121
Automatic Diesel Exhaust Brake Indicator Light — If Equipped
121
Cruise Control Set Indicator Light — If Equipped
121
ECO Mode Indicator Light — If Equipped
121
Front Fog Indicator Light — If Equipped
121
LaneSense/ALM Indicator Light — If Equipped
121
Parking/Headlights On Indicator Light
121
Turn Signal Indicator Lights
121
White Indicator Lights
122
Adaptive Cruise Control (ACC) Ready Light — If Equipped
122
Cruise Control Ready Indicator
122
ALM Indicator Light — If Equipped
122
Set Speed Display Indicator Light
122
Blue Indicator Lights
122
High Beam Indicator Light
122
EMISSIONS INSPECTION AND MAINTENANCE PROGRAMS
122
Description
122
ONBOARD DIAGNOSTIC SYSTEM
123
Description
123
Onboard Diagnostic System (OBD II) Cybersecurity
123
CLIMATE CONTROLS
123
Description
123
Automatic Climate Control Descriptions And Functions
123
MAX A/C Button
124
A/C Button
124
Recirculation Button
124
Auto Button
124
Front Defrost Button
124
Rear Defrost Button
125
Driver And Passenger Temperature Up And Down Buttons
125
SYNC Button
125
Blower Control
125
Mode Control
125
Panel Mode
126
Bi-Level Mode
126
Floor Mode
126
Mix Mode
126
Climate Control OFF Button
126
Manual Climate Control Descriptions And Functions
126
MAX A/C Setting
126
A/C Button
126
Recirculation Button
126
Front Defrost Setting
126
Rear Defrost Button
126
Temperature Control
127
Blower Control
127
Mode Control
127
Panel Mode
127
Bi-Level Mode
127
Floor Mode
127
Mix Mode
127
Automatic Temperature Control (ATC)
127
Automatic Operation
127
Manual Operation Override
128
Climate Voice Recognition — If Equipped
128
Operating Tips
128
Summer Operation
128
Winter Operation
128
Vacation/Storage
128
Window Fogging
128
Outside Air Intake
128
Cabin Air Filter
128
Operating Tips Chart
129
INFOTAINMENT
130
INTRODUCTION
130
Identifying Your Radio
130
RADIO OPERATION, MOBILE PHONES, AND CYBERSECURITY
130
Radio Operation And Mobile Phones
130
Regulatory And Safety Information
130
Cybersecurity
130
MULTIMEDIA SYSTEM
131
Steering Wheel Audio Controls
131
Radio Operation
131
Media Mode
131
Uconnect Voice Recognition — If Equipped
131
Introducing Voice Recognition
131
Basic Voice Commands
131
Get Started
132
Additional Information
132
Uconnect Settings
133
Customer Programmable Features
133
More Information Icon
133
Display
133
My Profile
133
Safety/Assistance
134
Clock
134
Phone/Bluetooth®
134
Voice
134
Navigation — If Equipped
134
Trailer
134
Camera
134
Mirrors & Wipers
134
Lights
134
Brakes
134
Doors & Locks
134
Seats & Comfort
134
Key Off Options
134
Suspension
134
Audio
135
Notifications
135
SiriusXM® Setup
135
Software Updates
135
System Information
135
Reset
135
OFF-ROAD PAGES — IF EQUIPPED
135
Description
135
Off-Road Pages Status Bar
135
Vehicle Dynamics
135
Accessory Gauge
136
Pitch & Roll
137
Suspension
137
Forward Facing Camera
138
Trailer Tow Pages — If Equipped
138
Trailer Info
138
Cameras
139
Light Check
139
Setup
140
STARTING AND OPERATING
141
STARTING PROCEDURE
141
Gasoline Vehicle Starting The Engine
141
Automatic Transmission
141
Tip Start Feature
141
Keyless Enter ‘n Go™ — Ignition
141
Normal Starting Using ENGINE START/STOP Button
141
Extended Park Starting
142
If Engine Fails To Start
142
Cold Weather Operation (Below –22°F Or −30°C)
143
After Starting
143
STARTING PROCEDURE
143
Starting The Engine — Diesel Engine
143
Automatic Transmission
143
Tip Start Feature
143
Keyless Enter ‘n Go™ — Ignition
143
Normal Starting
144
Using The ENGINE START/STOP Button
144
To Turn Off The Engine Using ENGINE START/STOP Button
144
ENGINE START/STOP Button Functions — With Driver’s Foot OFF The Brake Pedal (In PARK Or NEUTRAL Position)
144
Keyless Enter ‘n Go™ Starting Procedure — Engine Manifold Air Temperature Below 32°F (0°C)
144
Extreme Cold Weather
145
Normal Starting Procedure — Engine Manifold Air Temperature Above 32°F (0°C)
145
Starting Procedure — Engine Manifold Air Temperature below 32°F (0°C)
146
Starting Fluids
146
Normal Operation — Diesel Engine
147
Cold Weather Precautions
147
Fuel Operating Range
147
Engine Oil Usage
147
Winter Front Cover Usage
147
Battery Blanket Usage
147
Engine Warm-Up
148
Engine Idling
148
Idle-Up Feature
148
Noise
149
Stopping The Engine
149
Idle Shutdown
149
Programmable Maximum Vehicle Speed
149
Operating Precautions
149
Avoid Overheating The Engine
149
Avoid Low Coolant Temperature Operation
149
Cooling System Tips
150
Do Not Operate The Engine With Low Oil Pressure
150
Do Not Operate The Engine With Failed Parts
150
Diesel Particulate Filter (DPF) Manual Regeneration — Chassis Cabs
150
ENGINE BLOCK HEATER — IF EQUIPPED
150
Description
150
BRAKES
151
Brake Assist System (BAS)
151
Diesel Exhaust Brake (Engine Braking)
151
Hydraulic Brake Assist — If Equipped
152
Parking Brake
152
TRANSMISSIONS
153
Automatic Transmission
153
Ignition Park Interlock
153
Brake/Transmission Shift Interlock (BTSI) System
154
8-Speed Automatic Transmission
154
Gear Ranges
154
Transmission Limp Home Mode
155
Electronic Range Select (ERS) Operation
156
When to Use TOW/HAUL Mode
156
Power Take Off (PTO) Operation — If Equipped
156
FOUR WHEEL DRIVE — IF EQUIPPED
157
Description
157
Electronically Shifted Transfer Case (8-Speed Transmission)
157
Shifting Procedure
158
2WD To 4WD HIGH
159
2WD Or 4WD HIGH To 4WD LOW
159
2WD To 4WD HIGH
159
2WD Or 4WD HIGH To 4WD LOW
159
LIMITED-SLIP DIFFERENTIAL — IF EQUIPPED
160
Description
160
REFUELING THE VEHICLE
160
Gasoline Engine Refueling
160
Loose Fuel Filler Cap Message
161
Diesel Engine Refueling
161
Diesel Exhaust Fluid
161
System Overview
161
Diesel Exhaust Fluid Storage
162
Adding Diesel Exhaust Fluid (DEF)
162
DEF Fill Procedure
162
VEHICLE LOADING
163
Gross Vehicle Weight Rating (GVWR)
163
Payload
163
Gross Axle Weight Rating (GAWR)
163
Tire Size
163
Rim Size
163
Inflation Pressure
164
Curb Weight
164
Loading
164
TRAILER TOWING
164
Description
164
Common Towing Definitions
164
Gross Vehicle Weight Rating (GVWR)
164
Gross Trailer Weight (GTW)
164
Gross Combination Weight Rating (GCWR)
164
Gross Axle Weight Rating (GAWR)
164
Tongue Weight (TW)
165
Trailer Frontal Area
165
Trailer Sway Control (TSC)
165
Weight-Carrying Hitch
165
Weight-Distributing Hitch
165
Recommended Distribution Hitch Adjustment
166
Fifth-Wheel Hitch
166
Gooseneck Hitch
166
Trailer Hitch Type and Maximum Trailer Weight
166
Trailer Towing Weights (Maximum Trailer Weight Ratings)
167
Trailer And Tongue Weight
167
Towing Requirements
167
Towing Requirements — Tires
168
Towing Requirements — Trailer Brakes
168
Integrated Trailer Brake Module (ITBM) — If Equipped
168
Towing Requirements — Trailer Lights And Wiring
170
Towing Tips
172
Automatic Transmission
172
Tow/Haul Mode
172
Cruise Control — If Equipped
172
RECREATIONAL TOWING
172
Towing This Vehicle Behind Another Vehicle
172
Recreational Towing — Two-Wheel Drive Models
173
Recreational Towing — Four-Wheel Drive Models
173
Shifting Into N (Neutral)
173
Shifting Out Of N (Neutral)
174
DRIVING TIPS
175
Driving On Slippery Surfaces
175
Acceleration
175
Driving Through Water
175
Flowing/Rising Water
175
Shallow Standing Water
175
SNOWPLOW — IF EQUIPPED
176
Before Plowing
176
Snowplow Prep Package Model Availability
176
Over The Road Operation With Snowplow Attached
176
Operating Tips
177
General Maintenance
177
ENHANCED DRIVING ASSISTANCE SYSTEMS
178
SENSORS
178
Rear Seat Reminder Alert (RSRA)
178
COLLISION AVOIDANCE ASSISTANCE SYSTEM
178
Forward Collision Warning (FCW) With Mitigation — If Equipped
178
Turning FCW On Or Off
179
FCW Braking Status And Sensitivity
179
FCW Limited Warning
180
Service FCW Warning
180
Pedestrian Emergency Braking (PEB) — If Equipped
180
VEHICLE STABILITY ASSISTANCE SYSTEM
180
Electronic Roll Mitigation (ERM)
180
Electronic Stability Control (ESC)
181
ESC Operating Modes
181
ESC Activation/Malfunction Indicator Light And ESC OFF Indicator Light
182
Traction Control System (TCS)
183
Trailer Sway Control (TSC)
183
BRAKING PERFORMANCE ASSISTANCE SYSTEM
183
Brake System Warning Light
183
Electronic Brake Force Distribution (EBD)
183
Anti-Lock Brake System (ABS)
183
Anti-Lock Brake System (ABS) Warning Light
184
Electronic Brake Force Distribution (EBD)
184
Ready Alert Braking (RAB)
184
LANE CENTERING ASSISTANCE SYSTEM
184
LaneSense — If Equipped
184
LaneSense Operation
184
LaneSense Indicators
184
Turning LaneSense On Or Off
185
LaneSense Warning Message
185
LaneSense Settings
186
PARKING AND REVERSE OPERATIONS ASSISTANCE SYSTEM
186
ParkSense Front/Rear Park Assist — If Equipped
186
ParkSense Sensors
186
ParkSense Warning Display
186
ParkSense Display
186
Enabling And Disabling ParkSense
188
Service The ParkSense Park Assist System
189
Cleaning The ParkSense System
189
ParkSense System Usage Precautions
189
ParkView Rear Backup Camera
190
Surround View Camera System — If Equipped
191
Trailer Cameras — If Equipped
195
Trailer Surround View Camera System
195
AUX Camera — If Equipped
198
DRIVER ATTENTION ASSISTANCE SYSTEM
198
Drowsy Driver Detection (DDD) — If Equipped
198
To Activate/Deactivate
198
System Intervention
199
SPEED CONTROL ASSISTANCE SYSTEM
199
Description
199
Cruise Control
199
To Activate
199
To Set A Desired Speed
200
To Vary The Speed Setting
200
To Accelerate For Passing
200
Using Cruise Control On Hills
200
To Resume Speed
200
To Deactivate
200
Adaptive Cruise Control (ACC)
200
Adaptive Cruise Control (ACC) Operation
201
Adaptive Cruise Control (ACC) Menu
201
Activating Adaptive Cruise Control (ACC)
202
To Activate/Deactivate
202
To Set A Desired ACC Speed
202
To Cancel
203
To Turn Off
203
To Resume
203
To Vary The Speed Setting
203
Setting The Following Distance In ACC
204
Overtake Aid
205
ACC Operation At Stop
205
Display Warnings And Maintenance
205
“Wipe Front Radar Sensor In Front Of Vehicle” Warning
205
“Clean Front Windshield” Warning
205
Service ACC/FCW Warning
206
Precautions While Driving With ACC
206
Towing A Trailer
206
Trailer Detection and Accessory Lighting
206
Offset Driving
206
Turns And Bends
206
Using ACC On Hills
207
Lane Changing
207
Narrow Vehicles
207
Stationary Objects And Vehicles
207
TRAFFIC SIGN ASSIST SYSTEM — IF EQUIPPED
207
Activation/Deactivation
208
Traffic Sign Assist Modes
208
Indications On The Display
208
OFF ROAD AND LOW-RANGE OPERATIONS ASSISTANCE SYSTEM
209
Hill Descent Control (HDC) — If Equipped
209
Hill Start Assist (HSA)
210
Disabling And Enabling HSA
210
Towing With HSA
210
UTILITY FEATURES ASSISTANCE SYSTEM
211
Tire Pressure Monitoring System (TPMS)
211
Tire Pressure Monitoring System Low Pressure Warnings
212
Service TPMS Warning
213
Trailer Tire Pressure Monitoring System (TTPMS) — If Equipped
213
Tire Fill Alert — If Equipped
215
Selectable Tire Fill Alert (STFA) — If Equipped
216
Tire Pressure Information System (TPIS) — If Equipped
216
IN CASE OF EMERGENCY
218
HAZARD WARNING FLASHERS
218
Description
218
ASSIST AND SOS — IF EQUIPPED
218
Description
218
JACKING THE VEHICLE AND WHEEL CHANGING — IF EQUIPPED
220
4500 Models
220
Preparations For Jacking
221
Jacking Instructions 4500 Series
221
Dual Rear Wheels
223
Wheel Nuts
223
Hub Caps/Wheel Covers — If Equipped
223
JUMP STARTING
224
Description
224
Preparations For Jump Start
224
Jump Starting Procedure
225
IF YOUR ENGINE OVERHEATS
225
Description
225
OVERRIDE
226
8-Speed Transmission
226
FREEING A STUCK VEHICLE
227
Description
227
TOWING A DISABLED VEHICLE
228
Description
228
Two-Wheel Drive Models
229
Four-Wheel Drive Models
229
Emergency Tow Hooks — If Equipped
229
ENHANCED ACCIDENT RESPONSE SYSTEM (EARS)
230
Description
230
EVENT DATA RECORDER (EDR)
230
Description
230
MAINTENANCE AND VEHICLE CARE
231
SAFETY TIPS
231
Transporting Passengers
231
Transporting Pets
231
Connected Vehicles
231
Safety Checks You Should Make Inside The Vehicle
231
Seat Belts
231
Air Bag Warning Light
231
Defroster
231
Floor Mat Safety Information
232
Periodic Safety Checks You Should Make Outside The Vehicle
232
Tires
232
Lights
232
Door Latches
232
Fluid Leaks
232
Exhaust Gas
233
Carbon Monoxide Warnings
233
SCHEDULED MAINTENANCE
233
Description
233
Maintenance Plan — 6.4L Gas
235
Maintenance Plan — 6.7L Diesel
238
ENGINE COMPARTMENT
242
6.4L Gasoline Engine
242
6.7L Diesel Engine
243
Checking Oil Level
243
Adding Washer Fluid
244
Maintenance-Free Battery
244
Pressure Washing
244
ENGINE BREAK-IN RECOMMENDATIONS
245
Gasoline Engine
245
Diesel Engine
245
ENGINE RUNAWAY
245
Description
245
VEHICLE MAINTENANCE
245
Description
245
Engine Oil
246
— Gasoline Engine
246
Engine Oil Selection — Diesel Engine
246
American Petroleum Institute (API) Approved Engine Oil
246
Synthetic Engine Oils
246
Materials Added To Engine Oil
246
Disposing Of Used Engine Oil And Oil Filters
246
Engine Oil Filter
246
6.7L Diesel Engine Oil Filter Service Procedure
247
Engine Air Cleaner Filter Cover
247
— Gasoline Engine
247
Engine Air Cleaner Filter, Inspection and Replacement — Diesel Engine
248
Air Conditioner Maintenance
249
Refrigerant Recovery And Recycling — R-134a
249
Cabin Air Filter Replacement
249
Accessory Drive Belt Inspection
251
Draining Fuel/Water Separator Filter — Diesel Engine
251
Engine Mounted Fuel Filter Replacement — Diesel Engine
252
Priming If The Engine Has Run Out Of Fuel
253
Intervention Regeneration Strategy — Message Process Flow
253
Diesel Exhaust Fluid (DEF)
254
Body Lubrication
254
Windshield Wiper Blades
254
Wiper Blade Removal/Installation
254
Exhaust System
255
Cooling System
256
Engine Coolant Checks
256
Cooling System — Drain, Flush And Refill
256
Selection Of Coolant
256
Adding Coolant
257
Cooling System Pressure Cap
257
Disposal Of Used Coolant
257
Checking Coolant Level — 6.4L Engine
257
Cooling System Notes
258
Charge Air Cooler — Inter-Cooler
258
Brake System
258
Fluid Level Check — Brake Master Cylinder
258
Automatic Transmission
259
Special Additives
259
Fluid Level Check — Automatic Transmission
259
Fluid And Filter Changes — Automatic Transmission
259
Selection Of Lubricant
259
Rear Axle And 4x4 Front Driving Axle Fluid Level
260
Drain And Refill
260
Lubricant Selection
260
Transfer Case
260
Fluid Level Check
260
Drain And Refill
260
Selection Of Lubricant
260
Noise Control System Required Maintenance & Warranty
260
Required Maintenance For Noise Control Systems
261
Tampering With Noise Control System Prohibited
261
Noise Emission Warranty
261
FUSES
263
General Information
263
Power Distribution Center
263
LIGHT REPLACEMENT
268
Replacement Bulbs, Names, And Part Numbers
268
Replacing Exterior Bulbs
268
Base Quad: Low Beam Headlamp, High Beam Headlamp, Front Park And Turn — If Equipped
268
Fog Lamps — If Equipped
270
Center High Mounted Stop Lamp (CHMSL) With Cargo Lamp
270
Cab Top Clearance Lamps — If Equipped
271
TIRES AND WHEELS
271
Tire Safety Information
271
Tire Markings
271
Tire Sizing Chart
272
Tire Identification Number (TIN)
274
Tire Terminology And Definitions
275
Tire Loading And Tire Pressure
275
Loading
276
Tires — General Information
278
Tire Pressure
278
Tire Inflation Pressures
278
Tire Pressures For High Speed Operation
279
Radial Ply Tires
279
Run Flat Tires — If Equipped
279
Tire Spinning
279
Tread Wear Indicators
280
Life Of Tire
280
Replacement Tires
280
Tire Types
281
All Season Tires — If Equipped
281
Summer Or Three Season Tires — If Equipped
281
Snow Tires
281
Spare Tires — If Equipped
281
Spare Tire Matching Original Equipped Tire And Wheel — If Equipped
281
Compact Spare Tire — If Equipped
282
Collapsible Spare Tire — If Equipped
282
Full Size Spare — If Equipped
282
Limited Use Spare — If Equipped
282
Wheel And Wheel Trim Care
282
Snow Traction Devices
283
Tire Rotation Recommendations
284
Dual Rear Wheels
285
DEPARTMENT OF TRANSPORTATION
285
Description
285
Treadwear
285
Traction Grades
286
Temperature Grades
286
VEHICLE STORAGE
286
Long Term Storage
286
BODYWORK AND EXTERIOR CARE
286
Protection From Atmospheric Agents
286
What Causes Corrosion?
287
Body And Underbody Maintenance
287
Cleaning Headlights
287
Exterior Lamp Lens Fogging or Condensation
287
Preserving The Bodywork
287
Washing
287
Special Care
287
INTERIOR CARE
288
Seats And Fabric Parts
288
Stain Repel Fabric Cleaning Procedure — If Equipped
288
Seat Belt Maintenance
288
Plastic And Coated Parts
288
Cleaning Plastic Instrument Cluster Lenses
288
Leather Surfaces
289
Glass Surfaces
289
TECHNICAL SPECIFICATIONS
290
VEHICLE IDENTIFICATION NUMBER (VIN)
290
Description
290
FUEL REQUIREMENTS
290
Gasoline Engine Fuel Requirements
290
6.4L Engine
290
Reformulated Gasoline
290
Materials Added To Fuel
290
Gasoline/Oxygenate Blends
290
Do Not Use E-85 In Non-Flex Fuel Vehicles
291
CNG And LP Fuel System Modifications
291
Methylcyclopentadienyl Manganese Tricarbonyl (MMT) In Gasoline
291
Fuel System Cautions
291
Diesel Engine Fuel Requirements
292
Fuel Specifications
292
Biodiesel Fuel Requirements
292
Chassis Cab Models Ordered With B20 Option
292
Fuel Quality — Must Comply With ASTM Standards
292
Fuel Oxidation Stability — Must Use Fuel Within Six Months Of Manufacture
293
Fuel Water Separation — Must Use Mopar®/Cummins® Approved Fuel Filter Elements
293
Biodiesel Fuel Properties — Low Ambient Temperatures
293
Fuel In Oil Dilution — Must Adhere To Required Oil Change Interval
293
Emission Control System Information
293
FLUIDS AND LUBRICANTS
294
Engine Fluid And Lubricants — 6.4L Gasoline
294
Engine Fluid And Lubricants — 6.7L Diesel
295
Chassis Fluids And Lubricants — 6.4L Gasoline Engine
297
Chassis Fluids And Lubricants — 6.7L Diesel Engine
298
FLUID CAPACITIES
298
Specifications — 6.4L Gasoline Engine
298
Specifications — 6.7L Diesel Engine
299
WHEEL AND TIRES
300
Description
300
Torque Specifications
300
CUSTOMER ASSISTANCE
302
ROADSIDE ASSISTANCE
302
FCA US LLC CUSTOMER CENTER
303
FCA CANADA CUSTOMER CARE
303
MEXICO
303
PUERTO RICO AND US VIRGIN ISLANDS
303
CUSTOMER ASSISTANCE FOR THE HEARING OR SPEECH IMPAIRED (TDD/TTY)
303
SERVICE CONTRACT
303
WARRANTY INFORMATION
304
MOPAR® PARTS
304
REPORTING SAFETY DEFECTS
304
In The 50 United States And Washington, D.C.
304
In Canada
305
ACCESSING ADDITIONAL OWNER’S INFORMATION
305
CHANGE OF OWNERSHIP OR ADDRESS
305
GENERAL INFORMATION
305
INDEX
307
2027 RAM Chassis Cab Overview
Owner's Manual
The Owner's Manual serves as the authoritative guide to operating, maintaining, and troubleshooting the 2027 RAM Chassis Cab. It explains controls, instrument meanings, recommended service intervals, fluid types, and routine inspection steps. Operators and fleet managers use it to confirm payload limits, towing capacities, and proper loading to preserve stability and drivetrain life. The manual details safety protocols, emergency procedures, and steps to address warning lights or performance faults. Following its maintenance recommendations supports warranty eligibility, minimizes unscheduled downtime, and prolongs component life, making it essential reading before first use and for ongoing fleet management.
Introduction
The 2027 RAM Chassis Cab combines commercial-grade strength with modern ergonomics and connectivity. Built on a reinforced frame, it accommodates diverse upfits and specialized equipment while prioritizing service access and driver comfort. Interior layouts focus on clear controls and configurable storage; optional telematics and fleet software help track utilization and maintenance. Designed for contractors, utilities, and delivery operations, this chassis cab balances uptime, safety, and adaptable performance for demanding work cycles.
Powertrains
A range of powertrains meets varied duty requirements, from efficient gasoline V6s to torquey diesel V6s and available turbocharged V8s for higher GCWR. Hybrid and mild-hybrid options improve low-speed response and fuel economy in stop-start cycles. Heavy-duty automatic transmissions with tow/haul modes and selectable axle ratios allow tailoring for towing, payload, and regional operating needs.
Trims
Trims span a utilitarian base chassis up to feature-rich commercial packages. Work-focused trims emphasize durability with heavy-duty suspension, reinforced mounting points, and easy-to-clean surfaces for rapid upfit. Mid and premium trims add comfort, improved insulation, driver-assist systems, and enhanced electrical capacity for specialized bodies. Fleet packages bundle telematics, service plans, and security features to simplify management.
Features
Available features combine safety, connectivity, and durability for commercial needs. Standard and optional items include adaptive cruise control, lane-keeping assist, blind-spot monitoring, 360-degree camera systems, and load-sensing suspension. Practical provisions include multiple high-power outlets, reinforced tie-downs, modular storage, and factory provisions for body wiring. Connectivity supports Bluetooth, telematics, and selective over-the-air updates for eligible modules, helping fleets minimize downtime and optimize service scheduling for complex operations daily.
User manual download
The RAM Chassis Cab owner manual for the 2027 model year is to be found in PDF downloadable format on this page. The owner manual for the model year 2027 is free and in English, but the repair manuals are usually not easy to get and may cost more.
Posted by, John Mana
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