Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
3.0L Common Rail Diesel Engine
The 3.0L (183 C.I.D.) six - cylinder "common rail" direct injection engine is a 60° overhead valve design. The engine utilize a cast iron cylinder block. The engine has aluminum cross flow cylinder heads, four valves per cylinder, central injectors and dual overhead camshafts. The 3.0L is turbocharged, intercooled, and also equipped with a EGR cooler.
Additional features are:
- Finger Follower Actuated Valves with Hydraulic Adjusters
- Turbocharger and intercooler
- Oil Jet Cooled Pistons
- Swirl Intake Ports
- Water cooled exhaust gas recirculation, Compliance with EURO V emission regulations
- Chain driven D.O.H.C. per bank of cylinders, with 4 valves per cylinder
The engine identification stamp (3) for the 3.0L is located on the right side of the engine block, by the generator behind its mounting bracket.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.