Vehicle
Ram 2500
The heavy-duty pickup, and the vehicle where the Cummins straight-six diesel lives. Working duty is the whole diagnostic context: sustained towing at high exhaust temperature behaves nothing like a light-duty cycle, and the aftertreatment codes that follow are read against load history rather than against mileage.
Generations
-
DJ 2009–2018
The Cummins straight-six at working duty, where aftertreatment codes are read against load history rather than mileage.
- Body styles
- Pickup
- Platform
- Chrysler DJ
- Engines
-
- 5.7 V8 — HEMI · petrol
- 6.4 V8 — HEMI · petrol
- 6.7 Cummins straight-six — diesel
- Transmissions
- 6-speed manual · Aisin 6-speed automatic
- Drivetrain
- Rear-wheel drive · Four-wheel drive
-
D2 2019–present
Higher outputs and a much more networked cab.
- Body styles
- Pickup · Chassis cab
- Platform
- Chrysler D2
- Engines
-
- 6.4 V8 — HEMI · petrol
- 6.7 Cummins straight-six — diesel
- Transmissions
- 8-speed automatic · Aisin 6-speed automatic · 6-speed Aisin AS66RC automatic · 6-speed Aisin AS69RC automatic · 6-speed 68RFE automatic
- Drivetrain
- Rear-wheel drive · Four-wheel drive
Information, not instruction
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Have anything you intend to act on checked by a trained person against the manufacturer's own procedure for your vehicle. Nothing here replaces that procedure.
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