Market Position:
The Jeep Grand Cherokee WK (2005-2008) with the 3.0L CRD (Common Rail Diesel) engine represented a significant step for Jeep in offering a capable and more fuel-efficient diesel option in the premium SUV segment, particularly appealing to markets with strong diesel demand and for towing applications.
Competitive Analysis:
Competed against other premium SUVs of its era, including models from Land Rover, BMW, Mercedes-Benz, and Audi, often distinguishing itself with its traditional Jeep off-road capability and the torque-rich diesel engine.
Key Features:
The availability of the 3.0L CRD (Mercedes-Benz OM642 engine), robust chassis, available Quadra-Drive II 4WD system, comfortable interior for its class, and strong towing capacity.
Coverage Areas:
Complete factory service repair workshop manual
Page Count:
Not specified in product info, but typical for comprehensive factory manuals exceeds 1500 pages.
Manual Type:
Service Repair Workshop Manual
Language:
English (assumed based on product description)
Systems Covered:
Engine mechanical, engine electrical, fuel system, cooling system, exhaust system, transmission (automatic), drivetrain, suspension, steering, brakes, HVAC, body electrical, body panels, interior trim, diagnostics, torque specifications, wiring diagrams.
Procedures Included:
Routine maintenance, troubleshooting, diagnostic procedures, component removal and installation, overhaul procedures, torque specifications, lubrication, adjustments, component testing.
Technical Depth:
Comprehensive, from basic maintenance to in-depth repair and overhaul of all major vehicle systems.
Primary Engine:
3.0L CRD (Common Rail Direct Injection) Diesel
Engine Manufacturer:
Mercedes-Benz (OM642)
Displacement:
2,987 cc (3.0 Liters)
Bore X Stroke:
83.0 mm x 92.0 mm
Compression Ratio:
17.7:1
Horsepower:
215 hp @ 4000 rpm (approx.)
Torque:
376 lb-ft @ 1600-2600 rpm (approx.)
Valvetrain:
DOHC (Double Overhead Camshaft), 4 valves per cylinder
Fuel System:
Common Rail Direct Injection (CRD) with turbocharger and intercooler
Turbocharger:
Variable Geometry Turbocharger (VGT)
Emission Control:
DPF (Diesel Particulate Filter), SCR (Selective Catalytic Reduction) in some markets
Standard:
5-Speed Automatic Transmission
Transmission Model:
Mercedes-Benz 5G-TRONIC (722.6) variant adapted for Jeep
Optional:
N/A for 3.0L CRD
Drivetrain:
4WD (Four-Wheel Drive) standard on CRD models. Available systems: Quadra-Trac II, Quadra-Drive II.
Transmission Fluid:
ATF+4 (Refer to manual for specific Mopar P/N and type)
Transmission Capacity:
Refer to manual for precise capacity (approx. 9-10 liters)
Exterior Length:
188.8 inches (4,796 mm)
Exterior Width:
74.4 inches (1,890 mm)
Exterior Height:
69.4 inches (1,763 mm)
Wheelbase:
116.0 inches (2,946 mm)
Curb Weight:
Approx. 4,800 - 5,000 lbs (2,177 - 2,268 kg), varies by trim and options
Towing Capacity:
Up to 7,400 lbs (3,357 kg) with proper towing package and weight distribution hitch.
NHTSA Ratings:
Frontal crash: 4 stars, Side crash: 5 stars, Rollover: 4 stars (NHTSA ratings may vary by year and testing methodology).
Active Features:
Electronic Stability Control (ESC), Traction Control System (TCS), Anti-lock Braking System (ABS), Brake Assist, Hill Descent Control (HDC).
Passive Features:
Front airbags, front side-impact airbags, available side curtain airbags, crumple zones, side-impact door beams.
Infotainment:
Available premium audio systems (e.g., Boston Acoustics), navigation systems, SiriusXM Satellite Radio, Uconnect infotainment system (depending on trim and options).
Driver Assistance:
ParkSense Rear Park Assist, ParkView Rear Back-Up Camera (available on higher trims).
Connectivity:
Auxiliary input jacks, available Bluetooth connectivity for hands-free calling.
Lighting:
Halogen projector headlights, available High-Intensity Discharge (HID) headlights, fog lamps.
Service Intervals Oil:
Every 7,500 miles or 6 months (whichever comes first), or as indicated by the oil change indicator system. Consult the manual for specific diesel engine oil change intervals.
Service Intervals Filters
Service Intervals Filters:
Fuel filter: Every 15,000-20,000 miles. Engine air filter: Every 30,000 miles or as needed. Cabin air filter: Every 15,000-20,000 miles. Diesel particulate filter regeneration is automatic, but DPF replacement may be needed at higher mileages.
Fluid Specifications Engine Oil
Fluid Specifications Engine Oil:
SAE 5W-40 or 5W-30 API CJ-4 or CK-4 rated synthetic diesel engine oil. Consult manual for specific Mopar P/N.
Fluid Specifications Coolant
Fluid Specifications Coolant:
Mopar OAT (Organic Additive Technology) Antifreeze/Coolant (50/50 mix with distilled water). Refer to manual for specific Mopar P/N and color.
Fluid Specifications Brake Fluid
Fluid Specifications Brake Fluid:
DOT 3 or DOT 4 brake fluid (consult manual for exact specification).
Known Issues:
Common diesel-specific issues can include glow plug failures, EGR valve issues, turbocharger problems (especially with the VGT mechanism), diesel particulate filter clogging, and potential injector issues if fuel quality is poor. Some earlier models may have experienced premature wear on certain suspension components. The manual will provide diagnostic steps for these common problems.
Tire Size:
Commonly 245/65R17, 255/60R18, 265/60R18 (Refer to vehicle placard or manual for specific fitments).
Wheel Bolt Pattern:
5x127 (5x5 inch)
Recommended Tire Pressure
Recommended Tire Pressure:
Typically 32-35 PSI (front and rear, refer to vehicle placard).
Brand Heritage:
Jeep, a division of Chrysler (now Stellantis), has a long-standing reputation for off-road capability and ruggedness, dating back to its WWII origins.
Model Evolution:
The WK generation (2005-2010) marked a significant redesign for the Grand Cherokee, featuring a more refined unibody construction and independent front suspension for improved on-road manners, while retaining Jeep's core off-road prowess. The introduction of the Mercedes-Benz-sourced 3.0L CRD diesel engine was a notable addition to broaden its appeal.
Production:
Produced at the Jefferson North Assembly Plant in Detroit, Michigan, USA.
