The 6.7-liter Cummins turbo diesel engine requires 12.0 quarts of oil during a standard filter replacement service. This high-capacity fluid system protects the engine internals during heavy commercial hauling or extreme agricultural use. Ensure your truck maintains peak performance by booking an appointment at our specialized service center today.
Ram 2500 Cummins Oil Change in Tuscaloosa
Specialized Cummins Diesel Care
Maintaining a heavy-duty truck requires specialized knowledge of commercial-grade powertrains. The available 6.7-liter Cummins High-Output Turbo Diesel engine generates an incredible 1,075 lb-ft of torque. This extreme rotational force puts immense pressure on internal engine components.
Our factory-trained technicians use genuine OEM fluids and filters designed to withstand these extreme operating conditions. If you are researching long-term ownership costs in our 2026 Ram 2500 overview, factoring in proper diesel maintenance is the best way to protect your investment. When you see the intelligent Oil Life Indicator illuminate on your dashboard, it is time to Schedule Ram Service with our dedicated truck team.
Routine Diesel Service Intervals
While the Ram 2500 utilizes an advanced Oil Life Monitor to calculate exact oil degradation based on your driving habits, there are absolute factory mileage intervals you must follow to keep your powertrain warranty intact.
| Mileage Interval | Required Maintenance Action | Purpose |
|---|---|---|
| Variable (Up to 15,000 Miles) | Oil and filter replacement, tire rotation. | Ensures proper internal lubrication and maximizes tire tread life under heavy loads. |
| 15,000 Miles | Replace front and rear fuel filters. | Protects the high-pressure common rail fuel injection system from debris and water contamination. |
| 30,000 Miles | Inspect transfer case fluid and front axle surfaces. | Prevents four-wheel-drive binding and ensures smooth off-road power delivery. |
| 60,000 Miles | Replace engine air cleaner filter. | Ensures optimal airflow to the turbocharger for maximum combustion efficiency. |
Protecting Your Resale Value
Following the strict Cummins maintenance schedule does more than prevent breakdowns. A documented service history of timely oil changes and fuel filter replacements significantly boosts the resale value of your heavy-duty pickup. Diesel trucks are highly sought after in the pre-owned market, provided they have been maintained by certified technicians.
As your truck approaches major service milestones like the 60,000-mile mark, you may want to evaluate your upgrade options. Before committing to a comprehensive service visit, check your Vehicle Trade-In Value to see if applying that equity toward a brand new model from our available heavy-duty truck inventory makes financial sense for your business.
* The advertised price does not include sales tax, vehicle registration fees, other fees required by law, finance charges and any documentation charges. All vehicles that are registered in another state other than Alabama will be accessed a $275 fee to properly handle that state's DMV paperwork.
* Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness.