2011 Ram 2500 differential

This inspection should be made with the vehicle in a level
position. The fluid level should be even with the bottom
of the fill hole for the manufacturer’s C205F HD front
axles. The fluid level should be 5/8 in (16 mm) below the
fill hole on 9 1/4 in manufacturer’s rear axles.
For all 2500/3500 Model axles, the fluid level should be
1/4” ± 1/4 in (6.4 mm ± 6.4 mm) below the fill hole on
the 9.25 in front and 3/4 in ± 1/4 in (19 mm ± 6.4 mm) on
10.5 in rear axles. The 11.5 in rear axle level should be
1/4 in ± 1/4 in (6.4 mm ± 6.4 mm) below the fill hole.
Drain and Refill
Refer to “Maintenance Schedule” for further information.
Lubricant Selection
Refer to “Fluids, Lubricants, and Genuine Parts” in
“Maintaining Your Vehicle” for further information.
NOTE:The presence of water in the gear lubricant will
result in corrosion and possible failure of differentialcomponents. Operation of the vehicle in water, as may be
encountered in some off-highway types of service, will
require draining and refilling the axle to avoid damage.
Limited-Slip Differentials
This vehicle requires that 4 oz. (118 ml) MOPARLimited
Slip Additive or equivalent be added to the gear lubri-
cant. Refer to “Fluids, Lubricants, and Genuine Parts” in
“Maintaining Your Vehicle” for further information. The
MOPARLimited Slip Additive or equivalent should be
added to the gear lubricant whenever a fluid change is
made.
2500/3500 Model AxlesDO NOT REQUIREany limited
slip oil additive (friction modifiers).Transfer Case
Drain and Refill
Refer to “Maintenance Schedule” for further information.
542 MAINTAINING YOUR VEHICLE

Coolant Level......................534,537
Disposal of Used Coolant................ 537
Drain, Flush, and Refill.................. 534
Inspection........................... 537
Points to Remember.................... 538
Pressure Cap......................... 536
Radiator Cap......................... 536
Selection of Coolant (Antifreeze)......535,569,571
Cruise Control (Speed Control).............. 135
Cupholders............................ 166
Customer Assistance..................... 593
Data Recorder, Event...................... 67
Daytime Running Lights................... 127
Dealer Service.......................... 522
Defroster, Rear Window................... 176
Defroster, Windshield................84,288,294
Delay (Intermittent) Wipers................. 130
Differential, Limited-Slip.................. 360Dipsticks
Automatic Transmission................. 544
Power Steering........................ 386
Disabled Vehicle Towing................... 508
Disposal
Antifreeze (Engine Coolant)............... 537
Door Locks............................. 29
Door Opener, Garage..................... 151
Driving
Off-Pavement......................... 343
Off-Road............................ 343
Through Flowing, Rising, or Shallow
Standing Water........................ 362
Driving to Achieve Maximum Fuel Economy.... 231
Dual Rear Wheels.....................423,498
DVD Player (Video Entertainment System™).... 282
E-85 Fuel............................. 440
Electric Rear Window Defrost............... 176
10
INDEX 605

Exhaust Gas Caution...................83,440
Exhaust System.......................83,531
Exterior Lighting........................ 123
Exterior Lights.......................... 86
Filters
Air Cleaner.......................... 526
Engine Oil........................525,571
Engine Oil Disposal.................... 525
Flashers
Turn Signal......................86,128,206
Flat Tire Stowage........................ 500
Flexible Fuel Vehicles
Cruising Range....................... 443
Engine Oil........................... 443
Fuel Requirements..................440,442
Maintenance......................... 444
Replacement Parts..................... 443
Starting............................. 443Flooded Engine Starting................... 306
Fluid, Brake........................... 572
Fluid Capacities......................... 569
Fluid Leaks............................. 86
Fluid Level Checks
Automatic Transmission................. 544
Brake.............................. 539
Power Steering........................ 386
Fluids, Lubricants and Genuine Parts.......... 571
Fog Lights.......................124,221,562
Fold Flat Load Floor..................... 177
Four Wheel Drive....................... 323
Four-Way Hazard Flasher.................. 482
Freeing A Stuck Vehicle................... 505
Front Axle (Differential)................... 541
Fuel................................. 435
Adding............................. 444
Conserving........................231,233
Ethanol............................. 437
10
INDEX 607

Center Mounted Stop................... 564
Check Engine (Malfunction Indicator)........ 219
Courtesy/Reading..................... 149
Daytime Running...................... 127
Electronic Stability Program (ESP) Indicator . . . 399
Exterior.............................. 86
Fog ..........................124,221,562
Four-Wheel Drive Indicator............... 327
Hazard Warning Flasher................. 482
Headlights........................... 123
High Beam........................129,215
High Beam Indicator.................... 215
High Beam/Low Beam Select............. 129
Illuminated Entry....................... 19
Instrument Cluster..................202,206
Interior..........................125,149
Lights On Reminder.................... 127
Low Fuel............................ 214
Oil Pressure.......................... 217Passing............................. 128
Seat Belt Reminder..................... 222
Security Alarm (Theft Alarm).............. 210
Service............................. 559
Side Marker.......................... 568
Theft Alarm (Security Alarm).............. 210
Tire Pressure Monitoring (TPMS)........217,424
Traction Control....................... 399
Transfer Case......................... 327
Turn Signal...................86,128,559,562
Warning (Instrument Cluster Description) . . 202,206
Limited-Slip Differential................360,542
Loading Vehicle......................... 446
Tires ............................... 407
Locks................................. 29
Child Protection........................ 33
Door................................ 29
Power Door........................... 30
Low Tire Pressure System.................. 424
10
INDEX 611

Phone, Cellular......................... 100
Phone, Hands-Free (Uconnect™)............. 100
Pickup Box............................ 180
Placard, Tire and Loading Information......... 407
Power
Door Locks........................... 30
Mirrors.............................. 96
Outlet (Auxiliary Electrical Outlet).......160,164
Seats............................... 101
Sliding Rear Window................... 177
Steering..........................385,386
Sunroof............................. 157
Windows............................. 34
Power Steering Fluid..................... 572
Pregnant Women and Seat Belts.............. 53
Pretensioners
Seat Belts............................ 51
Programmable Electronic Features............ 238Programming Transmitters
(Remote Keyless Entry).................... 20
Radial Ply Tires......................... 414
Radiator Cap (Coolant Pressure Cap).......534,536
Radio Operation........................ 285
Ramp Travel Index....................... 343
Rear Axle (Differential).................... 541
Rear Cargo Area Utility Rails............... 191
Rear Park Sense System................... 138
Rear Seat, Folding..................... 110,111
Rear Window Features.................... 176
Rear Window, Sliding..................... 177
Reclining Front Seats..................... 108
Reclining Rear Seats...................... 110
Recorder, Event Data...................... 67
Recreational Towing...................... 471
Shifting into Transfer Case Neutral (N)....474,476
Shifting out of Transfer Case Neutral (N) . . 475,479
614 INDEX