🏷️ Basic Information

Make:

Jeep

Model:

Grand Cherokee

Model Generation:

WK

Model Years Covered:

2005, 2006, 2007, 2008

Chassis Code:

WK

👋 Introduction

Market Position:

The Jeep Grand Cherokee WK (2005-2008) was positioned as a premium mid-size SUV, competing against models like the Toyota Highlander, Ford Explorer, and Chevrolet TrailBlazer. It offered a blend of luxury, off-road capability, and performance, particularly with its HEMI V8 engine options.

Competitive Analysis:

This generation represented a significant step forward in refinement and on-road manners compared to its predecessors, while retaining Jeep's legendary four-wheel-drive prowess. The availability of multiple powerful V8 engines and advanced AWD systems made it a strong contender in its segment.

Key Features:

Independent front suspension for improved ride quality, available HEMI V8 engines, advanced 4x4 systems (Quadra-Drive II), comfortable and well-appointed interior, and robust towing capabilities.

📋 Manual Details

Coverage Areas:

North America, Europe, Asia, Australia

Page Count:

Detailed (Exact count not specified but implies comprehensive)

Manual Type:

Digital Workshop Repair Manual

Language:

English

Format:

Digital (Likely PDF or similar e-book format)

📖 Manual Coverage

Systems Covered:

Engine (3.7L V6, 4.7L V8, 5.7L HEMI V8, 6.1L SRT HEMI V8), Transmission (5-Speed Automatic W5A580, 5-Speed Automatic 545RFE), Drivetrain (4WD Systems: Quadra-Trac II, Quadra-Drive II), Suspension (Front: Independent Short/Long Arm, Rear: Multi-Link), Brakes (Front: Ventilated Discs, Rear: Solid Discs, ABS, EBD), Steering (Power Rack and Pinion), Fuel System, Cooling System, Exhaust System, Electrical System (ECU, ECM, Wiring Diagrams), HVAC System, Bodywork and Chassis, Interior Trim, Safety Systems (Airbags, Seatbelts), Diagnostic Trouble Codes (DTCs)

Procedures Included:

Routine Maintenance, Scheduled Servicing, Troubleshooting, Diagnostic Procedures, Component Removal and Installation, Rebuilding and Overhaul, Electrical System Diagnostics, Wiring Harness Repair, Body Panel Repair, Suspension and Steering Alignment, Brake Service and Repair, Powertrain Diagnosis and Repair, Emission Control System Service, HVAC System Service, Body and Interior Repair, Safety System Servicing

Technical Depth:

Comprehensive from basic fluid changes and inspections to complete engine and transmission rebuilds, advanced electrical diagnostics, and structural repairs. Includes detailed specifications, torque values, diagnostic flowcharts, and service bulletins.

📊 Manual Specifications

File Format:

Likely PDF, optimized for searchability and printing.

Print Quality:

Digital format allows for high-resolution images and diagrams, suitable for on-screen viewing or printing.

Binding Type:

N/A (Digital Product)

Paper Type:

N/A (Digital Product)

⚙️ Engine Specifications

Primary Engine:

3.7L SOHC V6 (Powertech)

3.7L V6 Horsepower:

205 hp @ 5200 rpm (approx.)

3.7L V6 Torque:

235 lb-ft @ 4000 rpm (approx.)

4.7L V8 Horsepower:

230 hp @ 4500 rpm (approx.)

4.7L V8 Torque:

300 lb-ft @ 3200 rpm (approx.)

5.7L Hemi V8 Horsepower:

330 hp @ 5000 rpm (approx.)

5.7L Hemi V8 Torque:

370 lb-ft @ 4000 rpm (approx.)

6.1L Srt Hemi V8 Horsepower:

415 hp @ 6000 rpm (approx.)

6.1L Srt Hemi V8 Torque:

410 lb-ft @ 4800 rpm (approx.)

Fuel System:

Sequential Multi-Port Fuel Injection (MPI)

Engine Codes:

3.7L: (check specific VIN for exact code), 4.7L: (check specific VIN for exact code), 5.7L HEMI: EZH, 6.1L SRT HEMI: ESG

🔧 Transmission

Standard Transmission:

5-Speed Automatic W5A580 (Mercedes-Benz sourced, primarily with 5.7L HEMI)

Optional Transmission:

5-Speed Automatic 545RFE (with 3.7L V6 and 4.7L V8)

Transmission Features:

Electronic shifting, available with Selec-Trac II or Quadra-Drive II 4WD systems. Includes Tow/Haul mode.

Transmission Fluid Type:

ATF+4 (MS-9602) for 545RFE, NAG1 Fluid (MB 236.10) for W5A580

📐 Dimensions

Wheelbase:

116.1 inches (2950 mm)

Length:

189.8 inches (4821 mm)

Width:

74.8 inches (1900 mm)

Height:

69.3 inches (1760 mm)

Seating Capacity:

5

Cargo Volume Rear Seats Up:

39.5 cu ft (approx.)

Cargo Volume Rear Seats Down:

68.3 cu ft (approx.)

Curb Weight Range:

4,400 - 5,000 lbs (approx.)

Towing Capacity:

Up to 7,450 lbs (with proper equipment and V8 engines)

Wheel Bolt Pattern:

5x127 (5x5 inches)

Standard Tire Size:

P245/65R17 (Varies by trim and option)

🛡️ Safety Features

NHTSA Front Impact Rating:

4 Stars (2005-2008 models)

IIHS Side Impact Rating:

Good (for models equipped with side curtain airbags)

Active Features:

Anti-lock Braking System (ABS), Electronic Stability Control (ESC), Traction Control System (TCS), Brake Assist (BA), Electronic Roll Mitigation (ERM), ParkSense® Rear Park Assist System (Optional)

Passive Features:

Driver and Front Passenger Airbags, Front Side-Impact Airbags, Available Side-Curtain Airbags (for front and rear passengers), Crumple Zones, Side-Impact Beams

💡 Technology Features

Infotainment System:

Available Uconnect® Multimedia System with touchscreen navigation, SiriusXM Satellite Radio, and Boston Acoustics premium audio system (optional). Standard AM/FM/CD player.

Driver Assistance Features:

Available ParkSense® Rear Park Assist, Tire Pressure Monitoring System (TPMS).

Connectivity Options:

Available Bluetooth® hands-free communication (Uconnect), Auxiliary Audio Input Jack.

🔧 Maintenance

Oil Change Interval:

Every 6,000 miles (9,600 km) or 6 months, whichever comes first (using synthetic blend or full synthetic oil).

Engine Coolant Flush Interval:

Every 5 years or 100,000 miles (160,000 km), whichever comes first (refer to manual for specific coolant type and procedure).

Transmission Fluid Change Interval:

Every 60,000 miles (96,000 km) for normal service, or more frequently under severe driving conditions (refer to manual for specific fluid type and procedure).

Spark Plug Replacement Interval:

3.7L V6: 100,000 miles (160,000 km) (Double Platinum); 4.7L V8: 100,000 miles (160,000 km) (Double Platinum); 5.7L HEMI: 100,000 miles (160,000 km) (Double Platinum).

Engine Oil Specification:

SAE 5W-20 (API Certified, ILSAC GF-4) for 3.7L and 4.7L. SAE 5W-20 or 5W-30 for 5.7L HEMI (check manual for definitive spec).

Coolant Specification:

Chrysler HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, Blue (MS-9769)

Common Issues:

Water pump leaks (especially on HEMI engines), P0430 catalyst system efficiency below threshold (often due to exhaust leaks or O2 sensors), HVAC blower motor resistor failure, electronic throttle control (ETC) issues, rust on rocker panels and rear wheel wells, occasional transfer case actuator issues.

Oil Filter Part Number Example:

Mopar MO-899 or equivalent (e.g., Fram PH3350PL)

📚 Vehicle History

Brand Heritage:

Jeep has a storied history dating back to World War II, renowned for its off-road prowess and rugged durability. This heritage influences the design and capability of all its models, including the Grand Cherokee.

Model Evolution:

The Grand Cherokee was introduced in 1993 as Jeep's first full-size SUV. The 2005-2008 model represents the second generation (WK), a significant redesign focusing on improved on-road comfort, refinement, and advanced technology, while still maintaining off-road credentials.

Production Plant:

Jefferson North Assembly, Detroit, Michigan, USA

Production Years For Generation:

2005-2010

🏆 Awards & Recognition

Recognitions:

Often praised for its V8 engine performance and upscale interior for its class during its production years. Competed well against mainstream luxury SUVs.