transmission Ram 2500 2018 Repair Manual

6.7L Diesel Engine — Six-Speed 68RFE (2500/3500 Models)
1 — Battery7 — Aux Power Distribution Center
2 — Engine Coolant Reservoir 8 — Power Distribution Center
3 — Automatic Transmission Dipstick 9 — Washer Fluid Reservoir
4 — Engine Oil Fill 10 — Power Steering Fluid Reservoir
5 — Engine Oil Dipstick 11 — Air Cleaner Filter
6 — Brake Fluid Reservoir
247

6.7L Diesel Engine — Six-Speed AS69RC HD (3500/Chassis Cab Models)
1 — Battery
2 — Engine Coolant Reservoir
3 — Engine Oil Fill
4 — Engine Oil Dipstick
5 — Automatic Transmission Dipstick
6 — Brake Fluid Reservoir7 — Aux Power Distribution Center
8 — Power Distribution Center
9 — Washer Fluid Reservoir
10 — Power Steering Fluid Reservoir
11 — Air Cleaner Filter
SERVICING AND MAINTENANCE
248

Chassis
ComponentFluid, Lubricant, or Genuine Part
Automatic Transmission – Eight-Speed Automatic Use only Mopar ZF 8&9 Speed ATF Automatic Transmission Fluid, or
equivalent. Failure to use the correct fluid may affect the function or
performance of your transmission.
Automatic Transmission – Six-Speed Automatic with Gasoline Engine Use only ATF+4 Automatic Transmission Fluid. Failure to use ATF+4 fluid may affect the function or performance of your transmission. We recom-
mend Mopar ATF+4 fluid.
Transfer Case We recommend you use Mopar BW44–44 Transfer Case Fluid.
Front Axle – 1500 Four-Wheel Drive Models We recommend you use Mopar GL-5 Synthetic Axle Lubricant SAE
75W-85.
Rear Axle – 1500 Models We recommend you use Mopar Synthetic Gear Lubricant SAE 75W-140
(MS-8985). Limited-Slip Rear Axles require the addition of 5 oz. (148 ml)
Mopar Limited Slip Additive (MS-10111).
Front and Rear Axle – 2500/3500 Models We recommend you use SAE 75W-85 HD Ram GL-5 Synthetic Axle
Lubricant. Limited slip additive is not required for Limited-Slip Rear
Axles.
Brake Master Cylinder We recommend you use Mopar DOT 3. If DOT 3 brake fluid is not
available, then DOT 4 is acceptable.
Power Steering Reservoir – 2500/3500 Models We recommend you use Mopar Power Steering Fluid +4 or Mopar
ATF+4 Automatic Transmission Fluid.
TECHNICAL SPECIFICATIONS
282

CAUTION!
freeze) or any “globally compatible”
coolant (antifreeze). If a non-OAT engine
coolant (antifreeze) is introduced into
the cooling system in an emergency, the
cooling system will need to be drained,
flushed, and refilled with fresh OAT cool-
ant (conforming to MS.90032), by an
authorized dealer as soon as possible.
CAUTION!
• Do not use water alone or alcohol-basedengine coolant (antifreeze) products. Do
not use additional rust inhibitors or an-
tirust products, as they may not be com-
patible with the radiator engine coolant
and may plug the radiator.
• This vehicle has not been designed for
use with propylene glycol-based engine
CAUTION!
coolant (antifreeze). Use of propylene
glycol-based engine coolant (antifreeze)
is not recommended.
Chassis
Component Fluid, Lubricant, or Genuine Part
Automatic Transmission (3.0L Diesel, 8-Speed Transmission) Only use Mopar ZF 8&9 Speed ATF Automatic Transmission Fluid or
equivalent. Failure to use the correct fluid may affect the function or
performance of your transmission.
Transfer Case We recommend you use Mopar BW44–44 Transfer Case Fluid.
Front Axle – 1500 Four-Wheel Drive Models We recommend you use Mopar GL-5 Synthetic Axle Lubricant SAE
75W-85.
Rear Axle We recommend you use Mopar Synthetic Gear Lubricant SAE 75W-140
(MS-8985). Limited-Slip Rear Axles require the addition of 5 oz. (148 ml)
Mopar Limited Slip Additive (MS-10111).
Brake Master Cylinder We recommend you use Mopar DOT 3 Brake Fluid, SAE J1703 should be
used. If DOT 3, SAE J1703 brake fluid is not available, then DOT 4 is
acceptable.
TECHNICAL SPECIFICATIONS
284

ComponentFluid, Lubricant, or Genuine Part
Diesel Exhaust Fluid Mopar Diesel Exhaust Fluid (API Certified) (DEF) or equivalent that has been API Certified to the ISO 22241 standard.
Use of fluids not API Certified to ISO 22241 may result in system damage. You can receive assistance in locating DEF
in the United States by calling 866-RAM-INFO (866-726-4636). In Canada call 1–800–465–2001 (English) or
1–800–387–9983 (French).
Chassis
Component
Fluid, Lubricant, or Genuine Part
Automatic Transmission – If Equipped 6.7L Diesel with (Six-Speed
68RFE) – 2500/3500 Pickup models without PTO Only use ATF+4 Automatic Transmission Fluid. Failure to use ATF+4 fluid
may affect the function or performance of your transmission. We recom-
mend Mopar ATF+4 fluid.
Automatic Transmission – If Equipped 6.7L Diesel with (Six-Speed
AS69RC) – Pickup models with PTO and All Chassis Cab models Only use Mopar ASRC Automatic Transmission Fluid or equivalent. Failure
to use the proper fluid may affect the function or performance of your
transmission.
Transfer Case We recommend you use Mopar BW44–44 Transfer Case Fluid.
Front and Rear Axle Fluid (2500/3500) We recommend you use SAE 75W-85 HD Ram GL-5 Synthetic Axle
Lubricant. Limited slip additive is not required for Limited-Slip Rear
Axles.
Front and Rear Axle Fluid (4500/5500) We recommend you use GL-5 SAE 75W-90 Synthetic (MS-9763). Limited
slip additive is not required for Limited-Slip Rear Axles.
Clutch Linkage We recommend you use Mopar Multi-Purpose Grease, NLGI Grade 2 E.P.
or equivalent.
Manual Transmission (G-56) – If Equipped We recommend you use Mopar ATF+4 Automatic Transmission Fluid or
equivalent licensed ATF+4 product.
TECHNICAL SPECIFICATIONS
286

Accessories..................287
Mopar ...................287
Adding Fuel ..........181, 182, 186
Additives, Fuel ................182
Adjustable Pedals ...............30
Air Bag Air Bag Operation ............106
Air Bag Warning Light .........104
Enhanced Accident Response .114, 227
Event Data Recorder (EDR) ......227
If A Deployment Occurs ........113
Knee Impact Bolsters .........107
Maintaining Your Air Bag System . .114
Transporting Pets ............133
Air Bag Light ...........76, 104, 135
Air Bag Maintenance ............114
Air Cleaner, Engine (Engine Air Cleaner Filter) ...........249, 252
Air Conditioning Filter ............48
Air Conditioning, Operating Tips ......48
Air Conditioning System ...........47
Air Filter ...................252
Air Pressure, Tires ..............265
Air Suspension ............170, 172
Alarm, Panic ..................15 Alarm (Security Alarm)
.........18, 77
Alarm System (Security Alarm) .......18
Antifreeze (Engine Coolant) ........278
Capacities ................279
Anti-Lock Warning Light ...........81
Audio Jack ..................325
Automatic Headlights ............33
Automatic High Beams ...........33
Automatic Temperature Control (ATC) . . .47
Automatic Transmission ..........156
Fluid Type .........282, 284, 286
Shifting ..............158, 160
Automatic Transmission Limp Home Mode ....................157
Axle Fluid ............282, 284, 286
Back-Up ...................179
Back-Up Camera ..............179
Battery .....................

77
Charging System Light .........77
Belts, Seat ..................134
Body Builders Guide ..............2
B-Pillar Location ..............261
Brake Fluid ..............282, 284 Brake System
Warning Light ...............76
Brake/Transmission Interlock .......156
Bulb Replacement .............202
Bulbs, Light ..............136, 202
Camera ....................179
Camera, Rear ................179
Capacities, Antifreeze (Engine Coolant) ..................279
Capacities, Fluid ...........278, 279
Caps, Filler Oil (Engine) ...............243
Carbon Monoxide Warning .........134
Cargo Light ...................34
Chart, Tire Sizing ..............258
Checking Your Vehicle For Safety . . . .134
Checks, Safety ................134
Child Restraint ................115
Child Restraints Booster Seats ..............118
Child Restraints .............115
Child Seat Installation .....126, 127
How To Stow An Unused ALR Seat
Belt ....................125
INDEX
357

AirBag ............76, 104, 135
Automatic Headlights..........33
Battery Saver ...............32
Brake Warning ..............76
Bulb Replacement ...........202
Cargo ....................34
Cruise .................83, 84
Daytime Running ............32
Dimmer Switch, Headlight .......32
Engine Temperature Warning .....77
Exterior ..................136
Fog .....................82
Hazard Warning Flasher ........202
Headlights .................32
Headlights On Reminder ........32
Headlight Switch .............32
High Beam ................32
High Beam/Low Beam Select .....32
Instrument Cluster ............32
Lights On Reminder ...........32
Low Fuel ..................81
Malfunction Indicator (Check Engine) .78
Park ....................83
Passing ..................32
Seat Belt Reminder ...........76
Security Alarm ..............77
Service ..................202 Tire Pressure Monitoring (TPMS) .79, 88
Turn Signal
.......32, 33, 83, 136
Warning (Instrument Cluster
Description) .............77, 83
Loading Vehicle Tires ...................261
Low Tire Pressure System ..........88
Lug Nuts ...................276
Maintenance Plan ..........235, 239
Maintenance Schedule .......230, 234, 237, 239
Malfunction Indicator Light (Check Engine) ...............78
Manual, Service ...............355
Manual Transmission Lubricant Selection ..........282
Memory Feature (Memory Seat) ......22
Memory Seat ..................22
Memory Seats And Radio ..........22
Mirrors .....................31
Memory ..................22
Monitor, Tire Pressure System .......88
Mopar .....................287
Mopar

Accessories .............287
Multi-Function Control Lever ........32Navigation
...........327, 329, 330
Navigation System (Uconnect GPS) . . .179
New Vehicle Break-In Period . . . .153, 154
Occupant Restraints .............93
Oil Change Indicator ............238
Oil, Engine ...........280, 283, 285
Capacity ..............278, 279
Filter ............280, 283, 285
Pressure Warning Light .........77
Recommendation ...........278
Viscosity .................278
Oil Pressure Light ...............77
Onboard Diagnostic System .........84
Operating Precautions ............84
Overheating, Engine ............220
Owner's Manual (Operator Manual) . . .355
Panic Alarm ..................15
ParkSense System, Rear ..........179
Passive Entry .................19
Pedals, Adjustable ..............30
Perform Service Indicator, Reset .....239
Personalized Menu Bar ...........309
Pets ......................133
Phone, Hands-Free (Uconnect) ......332
Phone (Pairing) ...............334
INDEX
360

Easy Entry..............22, 24
Heated ...................22
Memory ..................22
Rear Folding ...............22
Seatback Release ............22
Tilting ...................22
Vented ...................22
Ventilated .................22
Security Alarm ..............18, 77
Selection Of Coolant (Antifreeze) .........280, 283, 285
Service Assistance .............352
Service Contract ...............353
Service Manuals ...............355
Shifting ....................155
Automatic Transmission .156, 158, 160
Transfer Case, Shifting Into Transfer Case
Neutral (N) ...............198
Transfer Case, Shifting Out Of Transfer
Case Neutral (N) ............199
Shift Lever Override .............221
Signals, Turn .........32, 33, 83, 136
Sirius Satellite Radio Traffic & Weather ............330
Sirius Travel Link ..............331
SiriusXM Guardian .............316
Account ..................316 In Vehicle Features
...........318
Maintaining Your Account .......318
Registration ...............317
Remote Features ............321
Renewing Subscriptions ........318
Send&Go ................323
Vehicle Finder ..............323
Vehicle Health Alert ..........346
Snow Tires ..................269
Sound Systems (Radio) ........325, 327, 329, 330
Spare Tire ............269, 270, 271
Spark Plugs .................280
Speed Control Accel/Decel .............. .178
Cancel ..................178
Resume .................178
Speed

Control (Cruise Control) ......176
Starting .............139, 142, 146
Engine Block Heater ......145, 148
Starting And Operating .......139, 142
Starting Procedures ......139, 142, 146
Starting Procedures (Diesel Engines) ..............142, 146
Starting Procedures (Gas Engines) . . . .139
Steering Column Controls .............32 Tilt Column
................29
Wheel, Heated ..............29
Wheel, Tilt .................29
Steering Wheel Mounted Sound System Controls ..................325
Storage, Vehicle ................48
Sun Roof ....................49
Suspension, Air ............170, 172
Tailgate .....................63
Telescoping Steering Column ........29
Temperature Control, Automatic (ATC) . .47
Text Messaging ...............338
Tilt Steering Column .............29
Time Delay, Headlight ............32
Tire And Loading Information Placard . .261
Tire Markings .................257
Tires ............136, 264, 269, 272
Aging (Life Of Tires) ..........267
Air Pressure ...............264
Changing .................211
Compact Spare .............269
Dual ...................276
Flat Changing ..............211
General Information .......264, 269
High Speed ...............265
Inflation Pressures ...........265
INDEX
362

Jacking..................211
Life Of Tires ...............267
Load Capacity ..............261
Pressure Monitor System (TPMS) . . .88
Pressure Warning Light .........79
Quality Grading .............272
Radial ..................266
Replacement ..............267
Safety ...............257, 264
Sizes ...................258
Snow Tires ................269
Spare Tire .........269, 270, 271
Spinning .................266
Tread Wear Indicators .........267
Wheel Nut Torque ...........276
Tire Safety Information ...........257
To Open Hood .................50
Towing .....................191
Disabled Vehicle ............225
Guide ...................191
Recreational ...............196
Weight ..................191
Towing Vehicle Behind A Motorhome . .196
Trailer Towing ................191
Minimum Requirements .......191
Trailer Towing Guide ............191
Trailer Weight ................191 Transfer Case
Electronically Shifted . .162, 164, 166,
168 Fluid ............282, 284, 286
Transmission .................156
Automatic .........156, 158, 160
Fluid ............282, 284, 286
Shifting .................155
Transporting Pets ..............133
Tread Wear Indicators ............267
Turn Signals .............32, 33, 83
Uconnect 3.0 ................295
Uconnect

(Hands-Free Phone)
Making A Phone Call ......332, 338
Receiving A Call ............332
Uconnect Phone ........332, 337, 338
Uconnect Settings Customer Programmable Features . . .19
Passive Entry Programming .......19
Uconnect Voice Command .....337, 340
Uniform Tire Quality Grades ........272
Untwisting Procedure, Seat Belt ......98
USB Port ...................325
Utility Rails, Rear Cargo Area ........62Vehicle Loading
...............261
Vehicle Storage ................48
Vehicle User Guide ICON Symbol Glossary ..........11
In Vehicle Help ..............11
IVH .....................11
Navigation .................11
Operating Instructions ..........11
Searching User Guide ..........11
Voice Command ...............337
Voice Recognition System (VR) ..............337, 338, 340
Voltmeter ................149, 151
Warning Lights (Instrument Cluster Description) .................79
Washers, Windshield .............35
Water Separator, Diesel Fuel . . . .249, 253
Wheel And Wheel Trim ...........271
Wheel And Wheel Trim Care ........271
Wheel Cover .................217
Wheel Nut Torque ..............276
Wind Buffeting ................50
Window Fogging ................48
363