🏷️ Basic Information

Make:

Jeep

Model:

Grand Cherokee

Model Generation:

WK

Applicable Years:

2005, 2006, 2007

Chassis Code:

WK

👋 Introduction

Segment:

Mid-size Luxury SUV

Jeep Positioning:

Jeep's flagship SUV, offering a blend of luxury, capability, and off-road prowess.

Key Competitors:

Ford Explorer, Chevrolet TrailBlazer, Toyota 4Runner, Nissan Pathfinder, Land Rover Discovery.

Vehicle Selling Points:

Robust 4x4 systems (Quadra-Trac, Quadra-Drive), powerful V8 engine options, spacious interior, premium materials, towing capability, off-road heritage.

Manual Value Proposition:

Enables DIY maintenance, repairs, and diagnostics for owners and independent repair shops, saving time and money compared to dealership services.

📋 Manual Details

Primary Coverage:

Comprehensive Service and Repair

Specific Systems Covered:

Engine, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Body, Diagnostic Procedures

Estimated Pages:

Thousands (typical for OEM-level service manuals for multiple model years and configurations)

Type:

Factory Service Manual (FSM) / Workshop Manual

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Engine Systems:

3.7L V6 MPI, 4.7L V8 MPI, 5.7L V8 HEMI MDS MPI; Engine mechanical, lubrication, cooling, fuel, ignition, emission control, starting and charging.

Drivetrain Systems:

Four-wheel drive (Quadra-Trac I, Quadra-Trac II, Quadra-Drive II), transfer case, front and rear drive axles, propeller shafts, CV joints.

Transmission Systems:

5-45RFE Automatic Transmission (all engine variants); Removal, installation, internal components, service, diagnostic procedures.

Suspension Systems:

Independent front suspension, multi-link rear suspension, shock absorbers, springs, control arms, bushings, alignment specifications.

Steering Systems:

Power steering system, steering gear, steering linkage, power steering fluid, pump, rack and pinion.

Brake Systems:

Front and rear disc brakes, ABS, Electronic Stability Program (ESP), brake fluid specifications, hydraulic components, parking brake.

Electrical Systems:

Battery, charging system, starter, lighting, instrument cluster, power windows, power locks, mirrors, wipers, horns, fuses, relays, wiring diagrams.

HVAC Systems:

Air conditioning, heating, ventilation, climate control modules, blower motor, evaporator, condenser, refrigerant specifications.

Body Systems:

Body panels, doors, hood, tailgate, bumpers, interior trim, glass, seals, chassis components, rust prevention.

Diagnostic Systems:

OBD-II diagnostic trouble codes (DTCs), scan tool usage, diagnostic procedures, component testing, troubleshooting charts.

Maintenance Procedures:

Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement, belt inspection and replacement.

Repair Procedures:

Engine component repair/replacement, transmission service, brake system repair, suspension and steering component replacement, electrical component diagnosis and repair.

Troubleshooting Guides:

Step-by-step diagnostic procedures for common and complex issues across all major vehicle systems.

Diagnostic Tools Usage:

Guidance on using diagnostic scan tools, multimeters, and specialized equipment for accurate fault finding.

Torque Specifications:

Detailed torque specifications for all critical fasteners and components.

Wiring Diagrams:

Comprehensive electrical wiring diagrams for all vehicle systems and trims.

Component Removal Installation:

Detailed instructions for removing and reinstalling major and minor vehicle components.

Specifications And Tolerances:

Precise specifications and acceptable wear tolerances for all mechanical parts.

Depth:

Factory-level detail, covering from basic maintenance to complete engine and transmission overhauls.

Diagnostic Capability:

Advanced diagnostic routines and troubleshooting trees for complex electronic and mechanical issues.

Rebuild Procedures:

Comprehensive instructions for rebuilding major components like engines and transmissions.

📊 Manual Specifications

Format Type:

Portable Document Format (PDF)

Searchability:

Searchable text for quick access to information.

Resolution Quality:

High-resolution, clear illustrations and diagrams.

Printability:

Printable pages for convenient workshop use.

Binding Type Digital:

N/A (Digital Download)

Paper Type Digital:

N/A (Digital Download)

⚙️ Engine Specifications

Engine 1 Variant:

3.7L PowerTech V6 MPI

Engine 1 Displacement:

3701 cc (225.9 cu in)

Engine 1 Cylinders:

6

Engine 1 Configuration:

SOHC

Engine 1 Horsepower:

Approx. 210-235 hp @ 5200 rpm (depending on model year)

Engine 1 Torque:

Approx. 235-247 lb-ft @ 4000 rpm (depending on model year)

Engine 2 Variant:

4.7L Magnum V8 MPI

Engine 2 Displacement:

4701 cc (286.8 cu in)

Engine 2 Cylinders:

8

Engine 2 Configuration:

SOHC

Engine 2 Horsepower:

Approx. 235-255 hp @ 5000-5200 rpm (depending on model year)

Engine 2 Torque:

Approx. 300-325 lb-ft @ 3200-3500 rpm (depending on model year)

Engine 3 Variant:

5.7L HEMI V8 MDS MPI

Engine 3 Displacement:

5654 cc (345.1 cu in)

Engine 3 Cylinders:

8

Engine 3 Configuration:

OHV (HEMI)

Engine 3 Horsepower:

Approx. 325-330 hp @ 5000 rpm

Engine 3 Torque:

Approx. 370-375 lb-ft @ 4000 rpm

Engine Cooling System:

Pressurized coolant system with thermostat-controlled fan.

Fuel Delivery:

Multi-port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline (87 octane recommended, 91 octane for optimal performance in HEMI)

Fuel Tank Capacity:

Approx. 20.5 gallons (77.6 liters)

🔧 Transmission

Transmission Type:

5-45RFE 5-Speed Automatic

Optional Transmission:

N/A (5-45RFE was standard across all engine variants for these years)

Transmission Control:

Electronically controlled with automatic shifting modes, including Tow/Haul mode.

Transmission Fluid Type:

ATF+4 (Mopar)

Transmission Fluid Capacity:

Approx. 11.7 quarts (11.1 liters) for refill after pan drop and filter change.

📐 Dimensions

Length:

Approx. 188.8 inches (4795 mm)

Width:

Approx. 74.9 inches (1902 mm)

Height:

Approx. 68.0 inches (1727 mm)

Wheelbase:

Approx. 116.0 inches (2946 mm)

Ground Clearance:

Approx. 8.1 inches (206 mm) to 8.9 inches (226 mm) depending on 4x4 system and tires.

Seating Capacity:

5

Passenger Volume:

Approx. 103.3 cu ft (2925 liters)

Cargo Volume Behind 2Nd Row:

Approx. 34.5 cu ft (977 liters)

Cargo Volume Max:

Approx. 68.5 cu ft (1940 liters)

Curb Weight:

Approx. 4,400 - 4,800 lbs (2000 - 2180 kg), varies by engine and drivetrain.

Gross Vehicle Weight Rating Gvwr:

Approx. 6,000 - 6,500 lbs (2722 - 2948 kg)

Towing Capacity:

Up to 7,450 lbs (3380 kg) with optional towing package and appropriate engine (typically 5.7L HEMI).

🛡️ Safety Features

NHTSA Front Impact Driver:

5-Star (2005-2007 models)

NHTSA Front Impact Passenger:

5-Star (2005-2007 models)

NHTSA Side Impact Front Seat:

5-Star (2005-2007 models)

NHTSA Side Impact Rear Seat:

4-Star (2005-2007 models)

IIHS Roof Strength:

Good (for models tested)

Traction Control:

Standard on most models, part of ESP.

Electronic Stability Program Esp:

Standard.

Anti Lock Braking System ABS:

Standard.

All Speed Traction Control:

Standard.

Airbags:

Multi-stage front airbags, front side airbags, available full-length side curtain airbags.

Seatbelts:

3-point front and rear seatbelts with pretensioners and load limiters.

Child Seat Anchors:

LATCH (Lower Anchors and Tethers for CHildren) system.

💡 Technology Features

Infotainment System Options:

Optional Boston Acoustics premium audio system, Uconnect infotainment system (available on later models), navigation system, satellite radio (Sirius).

Display Technology:

Central display for radio, climate control, and optional navigation.

Driver Assistance Features:

ParkSense rear park assist (optional), Tire Pressure Monitoring System (TPMS).

Connectivity Options:

Available SiriusXM Satellite Radio, Uconnect hands-free communication (optional, depending on trim and year).

Convenience Features:

Power adjustable pedals, power liftgate (optional), remote keyless entry, memory seats and mirrors.

🔧 Maintenance

Oil Change Interval:

Every 3,000 - 7,500 miles (5,000 - 12,000 km) or 6 months, depending on driving conditions and oil type (consult manual for specific recommendation).

Engine Air Filter Replacement:

Every 15,000 - 30,000 miles (24,000 - 48,000 km) or as needed based on inspection.

Cabin Air Filter Replacement:

Every 12,000 - 15,000 miles (19,000 - 24,000 km) or annually.

Spark Plug Replacement V6:

Approx. 100,000 miles (160,000 km) with Iridium spark plugs.

Spark Plug Replacement V8:

Approx. 100,000 miles (160,000 km) with Iridium spark plugs.

Transmission Fluid Service:

Every 30,000 - 60,000 miles (48,000 - 96,000 km) for flush or change, depending on driving conditions. Check manual for specific interval.

Coolant Replacement:

First change at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km) thereafter.

Brake Fluid Replacement:

Every 2-3 years, or as recommended by inspection.

Engine Oil Specification:

SAE 5W-20 or 5W-30 (refer to owner's manual for specific engine recommendation). API Certified.

Engine Oil Capacity 3.7L:

Approx. 5 quarts (4.7 liters) with filter change.

Engine Oil Capacity 4.7L:

Approx. 6 quarts (5.7 liters) with filter change.

Engine Oil Capacity 5.7L:

Approx. 7 quarts (6.6 liters) with filter change.

Coolant Type:

Mopar OAT (Orange) Antifreeze/Engine Coolant, or equivalent HOAT (Hybrid Organic Additive Technology) long-life coolant.

Power Steering Fluid Type:

Mopar Power Steering Fluid (MS-5918) or equivalent.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Common Issue 1:

Worn front suspension components (ball joints, control arm bushings) due to vehicle weight and usage.

Common Issue 2:

Cracked exhaust manifolds (especially on 4.7L V8 and 5.7L HEMI) leading to ticking noise.

Common Issue 3:

Power steering pump leaks or whine.

Common Issue 4:

Water pump leaks or failure.

Common Issue 5:

Transmission solenoid issues or torque converter problems in the 5-45RFE.

Common Issue 6:

Electronic Throttle Control (ETC) system issues, leading to limp mode or erratic acceleration.

Common Issue 7:

Heater core leaks or HVAC system malfunctions.

📚 Vehicle History

Jeep Legacy:

Jeep has a long and storied history of producing capable off-road vehicles, starting with the WWII Willys MB.

Grand Cherokee Introduction:

The Grand Cherokee was first introduced in 1993 as a more luxurious and comfortable SUV compared to the Cherokee (XJ).

Wk Generation Debut:

The WK generation, covering 2005-2010, was a significant redesign, featuring a more refined unibody construction and modern amenities.

2005 Redesign:

The 2005 model year marked the debut of the WK platform, introducing improved aerodynamics, a more upscale interior, and the availability of the HEMI V8.

2007 Updates:

Minor updates for 2007 included standard Sirius Satellite Radio on most trims and revised option packages. The HEMI 5.7L gained Chrysler's Multi-Displacement System (MDS) for improved fuel economy.

Manufacturing Location:

Jefferson North Assembly Plant, Detroit, Michigan, USA.

Production Years Wk:

2005-2010

🏆 Awards & Recognition

Automotive Journal Awards:

Frequently recognized for off-road capability and towing prowess by automotive publications during its production run.

Safety Awards:

Achieved good ratings in NHTSA and IIHS crash tests for its time, reflecting robust safety engineering.

Towing Award:

Consistently ranked among the best in its class for towing capacity.