2015 Ram 3500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Tradesman Cab & Chassis 4-Door
- SLT Crew Cab Pickup 4-Door
- Laramie Cab & Chassis 4-Door
- Big Horn Extended Crew Cab Pickup 4-Door
- SLT Cab & Chassis 4-Door
- Tradesman Cab & Chassis 2-Door
- Lone Star Extended Crew Cab Pickup 4-Door
- Laramie Limited Crew Cab Pickup 4-Door
- Tradesman Crew Cab Pickup 4-Door
- SLT Standard Cab Pickup 2-Door
- SLT Cab & Chassis 2-Door
- Laramie Longhorn Crew Cab Pickup 4-Door
- ST Cab & Chassis 4-Door
- Lone Star Crew Cab Pickup 4-Door
- SLT Extended Crew Cab Pickup 4-Door
- Big Horn Crew Cab Pickup 4-Door
- Laramie Crew Cab Pickup 4-Door
- ST Cab & Chassis 2-Door
- Laramie Extended Crew Cab Pickup 4-Door
- Laramie Longhorn Extended Crew Cab Pickup 4-Door
- ST Standard Cab Pickup 2-Door
- ST Crew Cab Pickup 4-Door
- Laramie Limited Extended Crew Cab Pickup 4-Door
- Tradesman Standard Cab Pickup 2-Door
Engines covered
- 5.7L 345Cu. In. V8 GAS OHV Naturally Aspirated
- 6.4L 6424CC 392Cu. In. V8 GAS OHV Naturally Aspirated
- 6.7L 408Cu. In. l6 DIESEL OHV Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Chrysler (FCA US LLC) is recalling certain 2015-2017 RAM 1500, 2500, and 3500 pickup trucks equipped with a power locking tailgate and either a 5 foot, 7 inch or 6 foot, 4 inch bed. The tailgate actu
If the tailgate latch releases and the tailgate opens while driving, cargo may fall out, creating a
Chrysler will notify owners, and dealers will repair the vehicle, free of charge. The recall began
Chrysler (FCA US LLC) is recalling certain model year 2015 RAM 2500 trucks, and RAM 3500 trucks and cab chassis. The affected vehicles may have inadequate welds securing the front track bar frame bra
If the bracket components separate from the frame, the vehicle may have a reduced response to steeri
Chrysler will notify owners, and dealers will weld on a new track bar frame bracket or replace the f
Chrysler (FCA US LLC) is recalling aftermarket Mopar Canvas Seat Covers for certain 2012-2016 RAM 1500, 2500, and 3500 trucks. These Mopar canvas seat covers were sold through Chrysler dealerships be
If the seat cover impedes the air bag deployment, the seat thorax air bags may not provide adequate
Chrysler will notify owners to remove the front seat covers and return them for a full refund. The
Chrysler (FCA US, LLC) is recalling certain 2015-2020 Ram 1500 Classic, 2015-2016 Ram 3500, and Ram 2500 vehicles, and 2016 Ram 3500 Cab Chassis with a gross vehicle weight rating less than 10,000 lbs
A separated inflator end cap or inflator rupture can allow compressed gas to escape, resulting in th
Dealers will inspect and replace as necessary, the SABIC assemblies, free of charge. Interim owner
Streetcar ORV LLC, dba American Expedition Vehicles (AEV) is recalling certain 2013-2017 RAM 2500 and 3500 heavy duty trucks, modified by AEV to be equipped with cast aluminum Katla 8.5" road wheels.
If the wheel fractures, a loss of vehicle control can occur, increasing the risk of a crash.
AEV will notify owners, and dealers will replace the wheels with wheels of similar value, free of ch
Chrysler (FCA US LLC) is recalling certain 2015-2017 Ram 1500, 2500 and 3500 pickup trucks equipped with an 8 foot bed and a power locking tailgate. Chrysler is also recalling all 2013-2014 and 2018
If the tailgate opens while the vehicle is being driven, cargo may fall out the vehicle and create a
Chrysler will notify owners, and dealers will repair the tailgate latch, free of charge. The recall
Chrysler (FCA US LLC) is recalling certain model year 2013-2016 Ram 1500, Ram 2500, and 2014-2016 Ram 3500 vehicles. Certain driving conditions, such as driving off-road or debris striking the vehicl
If the rollover side curtain air bags and seat belt pretensioners are disabled, there is an increase
Chrysler will notify owners, and dealers will update the ORC software, free of charge. The recall b
Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
Squeak Or Squawk Noise Coming From Either Side Door Of The Vehicle, It Could Be Just One Door Or More. The Noise Can Be Present In Either The Upper Or The Lower Hinge.
Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
SPEAKER - NONE
SPEAKER - NONE
Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only
Front Axle Disconnect (FAD) Electrical Connector Design Change On Replacement Axle Assemblies.
LAMP - DOME
Showing the 8 most recent of 206 technical service bulletins on file with NHTSA.
TL* THE CONTACT WAS A LAWYER CALLING ON BEHALF OF HER CLIENT WHO OWNED A 2015 RAM 3500. THE LAWYER STATED WHILE HER CLIENT WAS HAULING HORSES AT AN UNKNOWN RATE OF SPEED, THE STEERING ROD BROKE UNEXPE
WHILE PARKED ON SIDE OF HILL AND LOADING AN ATTACHED TRAILER, TRANSMISSION PARK FAILED AFTER APPROX 15 MINUTES CAUSING TRUCK TO ROLL DOWN HILL BARELY MISSING BUILDINGS THROUGH A FENCE AND INTO A BOG.
CIRCA NPOON 5/6/16 INTERSECTION OF POMONA ST AND ORANGETHORPE , FULLERTON, CA MY 2015 RAM 350 W/3009 MILES FAILED TO STOP WHILE 25 FT BEHIND A LATE MODEL CAMRAY, AT LESS THAN 1 MPH THE ABS FAILED TO
TL* THE CONTACT OWNS A 2015 RAM 3500. WHILE DRIVING AT VARIOUS SPEEDS, SMOKE APPEARED UNDER THE HOOD AND THE ENGINE WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT PULLED OVER, LOOKED U
TL* THE CONTACT OWNS A 2015 RAM 3500. WHILE DRIVING AT VARIOUS SPEEDS, SMOKE APPEARED UNDER THE HOOD AND THE ENGINE WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT PULLED OVER, LOOKED U
Showing the 5 most serious of 204 complaints filed with NHTSA.
