2010–2024 Ram Ram 3500 6.7L Cummins Diesel Repair
The 6.7L Cummins is the diesel option in the 2010–2024 Ram 3500. Gas HEMI trucks share these years, so we confirm by VIN. DEF/SCR arrived for 2013.
At a glance
Year-specific notes
- 2010 — 2010 is the first year badged Ram rather than Dodge.
- 2013 — 2013 added DEF/SCR.
- 2019 — 2019 introduced the redesigned heavy-duty Ram.
- 2020 — 2020 moved to a revised fuel system and turbo on some outputs.
How to confirm your engine
- The 8th VIN digit is "L" on 6.7L Cummins trucks.
- A blue DEF filler cap means a 2013-or-later SCR-equipped truck.
Common failure areas on the Ram 3500
From 2013, DEF system and NOx sensor faults are frequent.
VGT turbo sticking and actuator faults.
Usually upstream soot sources or sensors.
Diagnostic considerations
- NOx and DEF dosing tests
- Boost and actuator data
- DPF pressure
Related repair services
Diagnosing fuel, turbo, emissions and cooling faults on the 6.7L Cummins.
Diagnosing sticking VGT turbos and actuator faults on the 6.7L Cummins.
Lawful diagnosis and repair of DPF, EGR, DEF/SCR and NOx sensors on the 6.7L Cummins.
Common-rail injector testing and replacement on the 6.7L Cummins.
Lift pump, high-pressure pump and contamination diagnosis for the 6.7L Cummins.
Cooling and EGR cooler repairs for the 6.7L Cummins in Phoenix heat.
Other Ram 3500 generations with the 6.7L Cummins
Closely related trucks
Overlapping years with a different diesel, or the same engine in a sister truck — these are separate configurations, not your exact truck.
Request a quote for your Ram Ram 3500
Frequently asked questions
How do I know my Ram 3500 has the 6.7L Cummins?
The 8th VIN digit is "L" on 6.7L Cummins trucks. A blue DEF filler cap means a 2013-or-later SCR-equipped truck.
Do you delete DPF or EGR systems?
No. We diagnose and repair emissions systems to their factory function. We do not perform deletes or install defeat devices.
Can you quote a price over the phone?
We diagnose before quoting because diesel repair scope varies widely. Call 602-725-6800 or request a quote to get started.