2015 RAM 2500 Reliability ReportCommon Problems, Repair Costs & Expert Verdict
Sell your car for what it's worth.
Every receipt, every service, one signed PDF you hand the buyer. OSC is the paperwork trail your resale price depends on.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
Quick Facts · 2015 RAM 2500
- Has 15 NHTSA recalls on record — the most notable involves the steering:linkages:drag:link:connection.
- Scores 4 points below the strongest nearby year — the 2017 RAM 2500 earns a 82.
- The system most likely to surface first: diesel emissions system (major severity).
The 2015 RAM 2500 at a glance
- Is the 2015 RAM 2500 reliable?
- Autojunket rates the 2015 RAM 2500 78/100 (grade C+), categorized as moderate risk. A powerhouse for serious work, but prepare for regular maintenance and potential headaches from its emissions and electrical systems.
- Should I buy a used 2015 RAM 2500?
- Autojunket recommends reading the full reliability report before buying a 2015 RAM 2500. While the 2015 Ram 2500 is undeniably a workhorse built for serious tasks, it's not a light-maintenance vehicle. The potential for expensive diesel emissions repairs and recurring front-end issues means buyers must be prepared for higher running costs and proactive maintenance. If you need its immense capability and…
- Which RAM 2500 years are the most reliable?
- Best model years to buy: For the 4th generation, look for 2016-2018 models where some kinks were worked out, though emissions systems remain a factor.. Years to avoid: Earlier 4th Gen models (2010-2012) had more prevalent TIPM and interior quality issues..
- What are the most common problems with the 2015 RAM 2500?
- The top failure points on the 2015 RAM 2500 are Diesel Emissions System (typically around 60,000-120,000 miles), Front Suspension & Steering (typically around 40,000-80,000 miles), Electrical System & Uconnect (typically around 20,000-100,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 2015 RAM 2500?
- The first major mileage danger zone for the 2015 RAM 2500 is around 30,000. Low Risk Zone — At this mileage, the truck is still relatively new. Focus on routine maintenance like oil changes, tire rotations, and general inspections. Minor electrical glitches with Uconnect might start to appear.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 2015 RAM 2500?
The 2015 Ram 2500 is an incredibly capable heavy-duty truck, offering immense towing and hauling power, particularly with the legendary Cummins diesel. However, its complex diesel emissions systems and some persistent electrical and front-end issues mean it demands diligent maintenance and a healthy repair budget; this isn't a 'set it and forget it' vehicle.
While the 2015 Ram 2500 is undeniably a workhorse built for serious tasks, it's not a light-maintenance vehicle. The potential for expensive diesel emissions repairs and recurring front-end issues means buyers must be prepared for higher running costs and proactive maintenance. If you need its immense capability and…
Best Model Years
For the 4th generation, look for 2016-2018 models where some kinks were worked out, though emissions systems remain a factor.
Years to Avoid
Earlier 4th Gen models (2010-2012) had more prevalent TIPM and interior quality issues.
Biggest Strengths
- Exceptional towing and hauling capacity
- Robust Cummins diesel engine (core)
- Strong frame and driveline components
Top Risk Areas
The systems that tend to fail first on the 2015 RAM 2500, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
Failures of the Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR) system, Exhaust Gas Recirculation (EGR) valve, and Diesel Exhaust Fluid (DEF) heater are common. These components are critical for compliance but are pr…
Heavy-duty use, combined with the solid front axle design, often leads to premature wear of steering linkages, track bar bushings, ball joints, and tie rods. This can manifest as loose steering, clunking, or the infamous 'death wobble' a…
Owners frequently report issues with the Uconnect infotainment system (freezing, blank screen, Bluetooth connectivity), as well as general electrical gremlins like malfunctioning power windows, door locks, intermittent instrument cluster…
2015 RAM 2500 Mileage Danger Zones
The mileage windows when the 2015 RAM 2500 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the truck is still relatively new. Focus on routine maintenance like oil changes, tire rotations, and general inspections. Minor electrical glitches with Uconnect might start to appear.
Maintenance Zone
Expect to address more substantial maintenance items. For diesel models, the emissions system components are now aging and potential sensor or DPF issues may begin to surface. Front-end suspension components might start showing wear, esp…
Elevated Risk Zone
This mileage brings an increased likelihood of moderate to major repairs, particularly for diesel emissions system components (DPF, DEF heater) and more extensive front-end suspension/steering overhauls. Watch for any signs of 'death wob…
High Risk Zone
At these higher mileages, major engine components (turbo, injectors) in diesel models, or more extensive transmission work, become a possibility, although less common than emissions issues. Rust can become more pronounced. Comprehensive…
2015 RAM 2500 Ownership Cost Outlook
What it typically costs to keep the 2015 RAM 2500 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$600-900 (gasoline), $900-1,500+ (diesel)
Moderate Repairs
$1,000-2,500 occasionally (e.g., front end, DPF sensor)
How Long Does the 2015 RAM 2500 Last?
Focus on meticulously maintained examples, especially those with comprehensive service records for the diesel emissions system and front-end work. A truck under 80,000 miles is ideal, but a well-maintained high-mileage diesel can still be a good buy if it has recent emissions system overhauls and a solid price.
What 2015 RAM 2500 Owners Actually Say
What Owners Love
- Unmatched towing and hauling prowess with the Cummins diesel.
- Comfortable and spacious interior for a heavy-duty truck.
- Aggressive and appealing exterior styling.
- Powerful engine options (both Hemi and Cummins).
Common Frustrations
- Poor fuel economy, especially with the Hemi V8.
- Constant worry and high cost of diesel emissions system maintenance and potential failures.
- Persistent electrical glitches, particularly with the Uconnect system.
- Regular and sometimes costly front-end suspension component wear.
Who Should Buy the 2015 RAM 2500?
Best For
- Individuals or businesses requiring serious towing (RV, large trailers, heavy equipment).
- Off-road enthusiasts looking for a robust platform.
- Owners who understand and can afford heavy-duty truck maintenance.
Not Ideal For
- Budget-conscious buyers seeking minimal repair costs.
- Daily commuters in urban environments (especially diesels).
How the 2015 RAM 2500 Compares to Rivals
The 2015 Ram 2500 stands shoulder-to-shoulder with its Detroit rivals in capability and powertrain strength, especially the Cummins. However, it doesn't generally excel in electrical reliability compared to the segment, and its diesel emissions system can be a higher-frequency…
More Reliable Than
- Older generation heavy-duty trucks (in terms of refinement and capability)
- Lighter-duty half-ton trucks (for severe towing/hauling)
- Some competitors in raw torque (Cummins option)
Comparable To
- 2015 Ford F-250 Super Duty (6.7L Power Stroke)
- 2015 Chevrolet Silverado/GMC Sierra 2500HD (6.6L Duramax)
NHTSA Recalls
15 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
STEERING:LINKAGES:DRAG:LINK:CONNECTION
Chrysler (FCA US LLC) is recalling certain 2013-2018 Ram 3500 and 2014-2018 Ram 3500 Chassis Cab and Ram 2500 vehicles. The outboard steering linkage jam nut may loosen, allowing one end of the drag link to separate.
STEERING:LINKAGES
Streetcar ORV LLC (Streetcar) is recalling certain American Expedition Vehicles (AEV) 3" Dualsport aftermarket suspension kits, part numbers N0436000 and N0436001, sold for installation on 2013-2018 RAM 2500 and 3500HD trucks. Improper installation and machining of the original equipment steering knuckle may weaken the joint between the steering drag link and knuckle.
What breaks on the 2015 RAM 2500?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
Sell your 2015 RAM 2500 for what it's actually worth.
Log every service. Sell with a signed PDF. Every receipt, mileage-verified, in the buyer's hands.
RAM 2500 by Year
Compare AutoScores across nearby years of the RAM 2500. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by AutoScore.
Relevant Products for Your 2015 RAM 2500
Parts and accessories matched to your 2015 RAM 2500
As an Amazon Associate I earn from qualifying purchases.
Where the 2015 RAM 2500 report beats Carfax + CR
Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.
Year-specific reliability score
Common problems + repair costs
Mileage danger zone map
AI negotiation script + walk-away price
Single report price
Frequently Asked Questions
Related Comparisons
Sell your 2015 RAM 2500 for what it's actually worth.
Log every service on your RAM 2500. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
Recommended Reading for the RAM 2500
Most Expensive Cars to Maintain (2026 Rankings)
Most Reliable Used SUVs Under $15,000 in 2026
Find the most reliable used SUVs under $15,000 in 2026. Expert insights on Toyota RAV4, Honda CR-V, Mazda CX-5, Subaru Forester, Hyundai Tucson.
Worst Used Cars to Buy (Avoid These Years)
Avoid costly mistakes! Discover the worst used cars and years to skip for reliability, saving you thousands in unexpected repairs. Get Autojunket's expe…