2007–2009 Dodge Ram 3500 6.7L Cummins Diesel Repair
The 6.7L Cummins arrived in the Dodge Ram 3500 mid-2007. Early 2007 trucks have the 5.9L, so we confirm by VIN.
At a glance
Year-specific notes
- 2007 — 2007 is a split year — the 6.7L replaced the 5.9L mid-year.
How to confirm your engine
- The 8th VIN digit is "L" on 6.7L Cummins trucks.
- The 6.7L has a DPF; the earlier 5.9L does not.
Common failure areas on the Ram 3500
Early DPF and EGR systems with VGT soot build-up.
VGT actuator faults are common.
EGR cooler leaks.
Diagnostic considerations
- DPF pressure and regen history
- VGT actuator test
- EGR cooler pressure test
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.
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 Dodge 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. The 6.7L has a DPF; the earlier 5.9L does not.
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.