Ram150020153.0L Diesel/ram/1500/2015/3-0l-diesel/
DS platform

2015 Ram 1500 — 3.0L Diesel

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2015 1500 3.0L Diesel.

Body TRUCKEngine 3.0L DieselTransmission Automatic 8-spd

The 2015 Ram 1500 3.0L Diesel is a full-size DS-platform pickup powered by a 3.0L diesel engine paired with an eight-speed automatic, returning EPA ratings of 20/27/23 mpg and requiring 10.5 quarts of 5W-30 engine oil. Within the 2009–2021 model run, the 2015 model year sits near the higher end for owner-reported problems with 1,425 complaints and 18 recalls, with steering emerging as the most frequently cited concern. That volume places it below the peak set by the 2014 model (1,734 complaints) but still well above the series low of 37 logged for 2009, making it a year a researcher should examine carefully for steering-related service history.

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity10.5 qtOEM · verified
Engine oil type5W-30OEM · verified
EPA fuel economy20/27/23 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI NS · 850 CCA battery, OE oil filter 04892339BE. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI NS · 850 CCAOEM · verified
Tire sizeP265/70R17OEM · verified
Wheel / rim7.0 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter04892339BE alt 68191349AC
Engine air filter68441763AA alt 68190705AB
Fuel filter68235275AB
Spark plugSP149125AF alt SP143877AB
BatteryBBH7F001AA alt BBH8A001AA
Front wiper blades55277446AB
Thermostat52028898AJ alt 68157217AA
Cabin air filter05058693AA

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 8-spd

Dimensions & weight NHTSA vPIC

Overall length213 in
Overall width80.7 in
Overall height99.2 in
Wheelbase135.8 in
Curb weight4729 lb
Track (front / rear)71.3 / 70.5 in

Ratings & economy EPA / vPIC

EPA city / highway / combined20 / 27 / 23 mpg
DrivetrainRear-Wheel Drive
Recommended fuelDiesel

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent published road-test results.

9.0 sec0–60 mph (tested)quickest 9.00 sec — 2015 Big Horn EcoDiesel Crew Cab (5.6 ft. Bed)
240 hpHorsepower (as tested)
420 lb-ftTorque (as tested)
YearTrim / engine0–60¼ mileHPDrivetrain
2015Big Horn EcoDiesel Crew Cab (5.6 ft. Bed) 3.0L Turbo Diesel V69.00 sec16.90 sec240 hp4x4
2014Tradesman 3.0L EcoDiesel Crew Cab (5.6 ft. Bed) 3.0L Turbo Diesel V68.60 sec16.60 sec240 hp4x4
2014Outdoorsman 3.0L EcoDiesel Crew Cab (5.6 ft. Bed) 3.0L Turbo Diesel V68.80 sec16.60 sec240 hp4x4
2014Laramie Longhorn 3.0L EcoDiesel Crew Cab (5.6 ft. Bed) 3.0L Turbo Diesel V68.90 sec16.70 sec240 hp4x4

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 10.5 qt of 5W-30 engine oil, DOT 3 brake fluid. The firing order is 1-8-4-3-6-5-7-2. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Automatic Transmission FluidATF+4
Automatic Transmission Fluid Capacity5.0-6.5
Brake FluidDOT 3
Differential Gear Oil Capacity215FD Front Axle
Engine Coolant Capacity11.6
Engine Oil5W-30 · MS-11106 · synthetic
Engine Oil Capacity10.5 qt
Fuel Tank Capacity26.0 gallons

Engine torques

Intake Manifold to Engine Bolts8.8
Intake Manifold to Engine Bolts9

Chassis torques

Transfer Case Fill Plug15.0-22.0 ft-lbs
Transfer Case Drain Plug15.0-22.0 ft-lbs
Front Wheel Hub185 ft-lbs
Front Wheel HubInstall a new nut and torque to 185.0 ft-lbs

Ignition

Cylinder Firing Order1-4-2-5-3-6
Cylinder Firing Order1-2-3-4-5-6
Cylinder Firing Order1-8-4-3-6-5-7-2

Battery & A/C

RefrigerantR134a
Refrigerant Capacity18.08 lbs
RefrigerantR134a
Refrigerant Capacity1.18-1.38 lbs
Oil GroupPAG
Oil Type46
Oil Capacity6.00-6.10 oz
Standard BCI Cranking Performance850 cca

Service checks

Pressure Test15, Pressure should not exceed 20 psi.
Radiator Cap Pressure Relief14-18 psi
Thermostat Opening Temperature195 °F
Primary Fuel Pump Pressure62.0-102.0 psi

Brakes

Brake Caliper Bolt to Carrier TorqueFront: 24; Rear: 22 /; Front: 24; Rear: 22
Brake Caliper Carrier to Hub Bolt TorqueFront: 130; Rear: 142 /; Front: 130; Rear: 132
ABS Sensor TorqueFront: 15.5; Rear: 24 /
Minimum Pad ThicknessFront: 0.040; Rear: 0.040 in
Vented Rotor Minimum Thickness for ReplacementFront: 1.039; Rear: .803
Variation from Parallelism Thickness Variation.0005
Maximum Rotor Runout.002

Multi-step torque procedures OEM · verified

Steering Track (Rod End) Bolts — tightening sequence 1 stages
190
Cylinder Head — tightening sequence 4 stages

Prep Do not reuse old bolts. Use new bolts coated with clean engine oil. Tighten all bolts to finger tight then continue on with the following procedure.

122.0 ft. lbs.22 ft. lbs
275 degrees75 degrees
375 degrees75 degrees
475 degrees75 degrees

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 10,000 mi; coolant every 10,000 mi. The big-interval services (every 10,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 10,000 miBattery (inspect) · Brake System (inspect) · Diesel Emissions Fluid (fill) · Engine Coolant System (inspect fluid level) · Engine Coolant System Hoses (inspect) · Engine Oil (drain & refill)
Every 20,000 miBrake Linings (inspect) · Differential (inspect fluid level) · Drive Axle Assembly (inspect) · Parking Brake System (inspect) · Suspension System (inspect) · Tie Rod (inspect)
Every 30,000 miCV Joint Boot (inspect) · Engine Air Filter Element (replace) · Fuel Filter (replace) · Fuel Filter Water Separator (drain) · Transfer Case Assembly (inspect fluid level)
Every 100,000 miDrive Belt (replace) · PCV Valve (inspect)
At 120,000 miTransmission Fluid & Filter (replace)
At 150,000 miEngine Coolant System (drain, flush & refill)

Owner how-tos

Condensed service procedures for routine maintenance. Procedures that require dealer diagnostic equipment are identified and summarized only.

Common procedures

Key fob — remote (RKE) programming programming new fob buttons Dealer tool OEM · verified
Tool requiredDRBIII scan tool (dealer / locksmith)
WhyTransmitter codes are written into the receiver in the passenger door module
Anti-theft (SKIS) — module initialization after immobilizer module replacement Dealer tool OEM · verified
When neededAfter Sentry Key Immobilizer Module (SKIM) replacement
Tool requiredDRBIII scan tool
Also requiredThe vehicle's four-digit PIN code

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 2015 Ram 1500 recorded 1,425 complaints, 18 recalls, 5 investigations and 591 TSBs, which is lower than the 2014 peak of 1,734 complaints but higher than the 2013 total of 1,251 complaints. Compared with the following year, 2016 saw complaints rise to 1,503 while recalls fell slightly to 17, indicating that 2015 sits between a complaint dip and a recall plateau in the generation’s trend. Across the 2009‑2021 span, complaints and recalls climbed sharply from 2009 to 2014, plateaued in 2014‑2015, then began a downward trajectory after 2017. The 2015 model year therefore falls in the upper‑mid segment of the complaint/recall arc, reflecting still‑elevied issue frequency relative to earlier and later years. Consequently, if minimizing reported problems is a priority, 2015 offers modest improvement over the worst year (2014) but remains less favorable than the lower‑complaint years that appear after 2017.

18
Open recalls
NHTSA campaigns
591
Service bulletins
Manufacturer communications
5
ODI investigations
Office of Defects Investigation
1,425
Owner complaints
79 involved a crash · 58 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Overall★★★★
Frontal★★★★
Side★★★★★
Rollover★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 1,425 complaints on record, top 8 components.

Steering281
Engine155
Power Train91
Fuel/Propulsion System79
Service Brakes66
Unknown Or Other52
Fuel System, Diesel51
Engine & Engine Cooling47

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 18 campaigns on record for this vehicle.

20V475000Engine And Engine Cooling:Engine:DieselReported 13/08/2020

Chrysler (FCA US LLC) is recalling certain 2014-2018 Ram 1500 and 2014-2016 Jeep Grand Cherokee vehicles equipped with 3.0L diesel engines. The crankshaft position sensor tone wheel may delaminate causing the engine to… Remedy: FCA US will notify owners, and dealers will update the powertrain control module software to maintain vehicle propulsion by reading the camshaft position signal in the event that…

19V347000Latches/Locks/Linkages:Tailgate:LatchReported 09/05/2019

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 Ram 1500, 2500 and… Remedy: Chrysler will notify owners, and dealers will repair the tailgate latch, free of charge. The recall began May 23, 2019. Chrysler is expected to notify owners of the expanded…

Technical service bulletins NHTSA · verified

Showing 5 of 591 bulletins on record with NHTSA.

BulletinDateComponentSummary
S1623000028 Rev. K2026-06-12Electrical SystemOutside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window…
S1623000028 REV.J2026-06-05StructureOutside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window…
S1623000028 REV.I2026-05-29Electrical SystemOutside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window…
S26230000322026-04-30StructureSqueak Or Squawk Noise Coming From Either Side Door Of The Vehicle, It Could Be Just One…
S1623000028 REV.H2026-04-01StructureOutside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P2002
Diesel particulate filter efficiency below threshold — Bank 1
P0401
Exhaust gas recirculation (EGR) flow insufficient
P20EE
SCR NOx catalyst efficiency below threshold — Bank 1
P0087
Fuel rail / system pressure too low
P0299
Turbocharger / supercharger underboost condition

VIN tools

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VIN
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Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 2015 1500 3.0L Diesel take?

10.5 qt of ACEA C3 5W-30 engine oil meeting Chrysler material standard MS-11106 or Pennzoil Ultra Euro L full synthetic 5W-30 motor oil, per the factory manual.

Does the 2015 1500 have open recalls?

NHTSA lists 18 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the 3.0L Diesel get?

EPA figures are 20 city / 27 highway / 23 combined mpg.