🏷️ Basic Information

Make:

Jeep

Model:

Grand Cherokee

Generation Code:

WJ

Model Years Covered:

1999, 2000, 2001, 2002, 2003, 2004

👋 Introduction

Segment:

Mid-size Luxury SUV

Brand Perception:

Known for off-road capability, towing capacity, and a blend of luxury and ruggedness.

Key Competitors:

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

Vehicle Attributes:

Robust platform, capable 4x4 systems (Quadra-Drive, Quadra-Trac), comfortable interior, powerful engine options.

Manual Value Proposition:

Empowers owners and technicians with factory-accurate information for effective maintenance and repair, reducing reliance on expensive dealership services.

📋 Manual Details

Primary Coverage:

Factory Workshop Service Repair Manual

Additional Coverage:

Maintenance, Diagnostics, Repair, Troubleshooting

Estimated Page Count:

Extensive (Specific count not provided but implied by 'Loaded with Hi Resolution illustrations...')

Type:

Factory Workshop Service Repair Manual

Language:

English

Format:

Digital Download (PDF implied by 'You will get a download link!')

📖 Manual Coverage

Powertrain:

Engine (all variants), Transmission (automatic and manual), Drivetrain (4x4 systems)

Chassis:

Suspension (front and rear), Steering, Brakes (ABS, standard), Wheels and Tires

Electrical:

12V System, Charging System, Starting System, Lighting, Instruments, Wiper/Washer, HVAC Electrical, Power Accessories, Body Control Modules, Powertrain Control Modules (PCM)

Body:

Exterior Body Panels, Interior Trim, Doors, Glass, Seats, Roof Systems

HVAC:

Heating, Ventilation, Air Conditioning (including refrigerant handling)

Safety Systems:

Airbag Systems, Seat Belt Systems

Maintenance:

Scheduled Maintenance, Oil Changes, Fluid Replacements, Filter Replacements, Lubrication

Repair:

Engine Component Replacement (e.g., spark plugs, belts, hoses, water pump), Transmission Repair, Brake Component Replacement, Suspension Component Replacement, Steering Component Replacement, Electrical Component Repair, Body Panel Repair

Diagnostics:

Troubleshooting Charts, DTC (Diagnostic Trouble Code) Interpretation, Component Testing, Electrical Schematics

Specifications:

Torque Specifications, Clearances, Fluid Capacities, Electrical Specifications

Depth:

Comprehensive Factory Level: Covers everything from basic maintenance to complete engine and transmission overhauls, including detailed diagnostic procedures and electrical system troubleshooting.

Illustrations:

High Resolution Illustrations, Photos, Diagrams

Searchability:

Printable and Readable (implies digital format suitable for printing and potentially searchable text)

📊 Manual Specifications

Format:

PDF (implied by digital download and printability)

Quality:

High Resolution

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine 1 Displacement:

4.0L (3956cc)

Engine 1 Type:

SOHC V8 (PowerTech)

Engine 1 Configuration:

90-degree V8

Engine 1 Bore X Stroke:

3.78 in x 3.40 in (96.0 mm x 86.0 mm)

Engine 1 Compression Ratio:

9.0:1

Engine 1 Horsepower:

235 hp @ 5000 rpm

Engine 1 Torque:

282 lb-ft @ 3200 rpm

Engine 2 Displacement:

4.7L (4701cc)

Engine 2 Type:

SOHC V8 (PowerTech)

Engine 2 Configuration:

90-degree V8

Engine 2 Bore X Stroke:

3.70 in x 3.36 in (94.0 mm x 85.3 mm)

Engine 2 Compression Ratio:

9.0:1

Engine 2 Horsepower:

260 hp @ 5200 rpm (1999-2001), 268 hp @ 5200 rpm (2002-2004)

Engine 2 Torque:

320 lb-ft @ 3600 rpm (1999-2001), 315 lb-ft @ 3800 rpm (2002-2004)

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline (87 Octane Recommended)

🔧 Transmission

Transmission 1 Type:

4-Speed Automatic (45RFE/48RE)

Transmission 2 Type:

4-Speed Automatic (42RE) - Less common, typically with 4.0L

Transmission 3 Type:

5-Speed Manual (NV3500) - Very rare, typically with 4.0L

Overdrive:

Yes (4th Gear)

Transfer Case:

Selec-Trac (Part-time 4WD) or Quadra-Drive (Full-time 4WD with Vari-Lok differentials)

Automatic Transmission Fluid Type:

ATF+4 (Mopar)

Automatic Transmission Fluid Capacity:

Approx. 10.7 US quarts (10.1 Liters)

📐 Dimensions

Wheelbase:

116.0 inches (2946 mm)

Length:

184.6 inches (4689 mm)

Width:

73.9 inches (1877 mm)

Height:

66.7 inches (1694 mm)

Ground Clearance:

Approx. 8.4 inches (213 mm)

Cargo Volume Behind 2Nd Row:

Approx. 37.5 cu ft (1062 L)

Cargo Volume With 2Nd Row Folded:

Approx. 73.5 cu ft (2081 L)

Curb Weight Min:

Approx. 4,300 lbs (1950 kg)

Gross Vehicle Weight Rating Max:

Approx. 5,700 lbs (2585 kg)

Towing Capacity Max:

Up to 5,000 lbs (2268 kg) (with optional towing package)

🛡️ Safety Features

NHTSA Front Impact Driver:

★★★★☆ (4/5 Stars)

NHTSA Front Impact Passenger:

★★★★☆ (4/5 Stars)

IIHS Front Impact:

Good (G)

ABS:

Standard (4-wheel disc brakes with ABS)

Traction Control:

Optional (All-Speed Traction Control)

Airbags:

Driver and Passenger Front Airbags, Optional Side Curtain Airbags

Seatbelts:

3-Point Height-Adjustable Front Seatbelts with Pretensioners, Rear Seatbelts

💡 Technology Features

Audio System:

Factory AM/FM/CD, Optional Premium Infinity Sound System, Optional CD/Cassette Player.

Navigation:

Optional Factory GPS Navigation System.

Cruise Control:

Standard

Parking Assist:

Optional Rear Park Assist System.

Power Accessories:

Power windows, Power door locks, Power mirrors, Remote keyless entry.

🔧 Maintenance

Oil Change Interval:

Every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6 months, whichever comes first, depending on driving conditions and oil type used.

Engine Air Filter Replacement:

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

Spark Plug Replacement:

4.0L: 100,000 miles (160,000 km); 4.7L: 60,000 - 100,000 miles (96,000 - 160,000 km) depending on plug type.

Transmission Fluid Service:

Every 30,000 - 50,000 miles (48,000 - 80,000 km) for the automatic transmission.

Engine Oil Type:

SAE 5W-30 (preferred for most conditions), SAE 10W-30 also permissible.

Engine Coolant Type:

Mopar OAT (Organic Additive Technology) Antifreeze/Coolant, 50/50 mix with distilled water.

Brake Fluid Type:

DOT 3

Power Steering Fluid Type:

ATF+4 (Mopar) or equivalent.

Common Problems:

Cracked cylinder heads (especially early 4.7L models), Transmission issues (e.g., solenoids, torque converter), Radiator leaks, Water pump failures, Front axle u-joint wear, HVAC blend door actuator failures, Rust (rocker panels, rear quarter panels).

📚 Vehicle History

Jeep Legacy:

Jeep has a long-standing heritage in producing rugged, capable off-road vehicles, dating back to its WWII origins. This legacy influences the Grand Cherokee's design and engineering.

Wj Generation:

The WJ generation, introduced for the 1999 model year, represented a significant redesign over the preceding ZJ. It featured a unibody construction, independent front suspension (a first for Jeep SUVs), and more refined interiors, bridging the gap between off-road prowess and on-road comfort.

Wj Facelift:

A minor refresh occurred for the 2002 model year, including updated front and rear styling, a revised interior, and the introduction of the more powerful 4.7L High Output V8.

Manufacturing Location:

Detroit, Michigan, USA (Jefferson North Assembly Plant)

Production Years:

1999-2004

🏆 Awards & Recognition

Car And Driver SUV Of The Year:

Car and Driver named the Grand Cherokee WJ one of its 'Ten Best Trucks' in 1999.

Consumer Reports:

Ratings varied by model year and specific issues, with later models often showing improved reliability over early WJ iterations.