Jeep Grand Cherokee WJ Service Repair Manual

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🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Generation: WJ Production Years: 1999-2004 Codes Platform Code: WJ 👋 Introduction Market Position Target Audience: DIY enthusiasts, professional mechanics, Jeep owners...

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Tipo: Coches

Proveedor:

SKU: 349872

Etiquetas: Car Cars Grand Cherokee WJ Jeep Misc

Variantes de producto

Descripción

🏷️ Basic Information

Identification

Make:

Model:

Grand Cherokee

Generation:

Production Years:

1999-2004

Codes

Platform Code:

👋 Introduction

Market Position

Target Audience:

DIY enthusiasts, professional mechanics, Jeep owners seeking in-depth knowledge.

Competitive Analysis

Value Proposition:

Provides factory-level accuracy and detail often exceeding aftermarket alternatives, saving costs on professional repairs.

Key Features

Comprehensiveness:

Covers all aspects of the vehicle, from routine maintenance to complete overhauls, for the entire WJ Grand Cherokee production run.

Authenticity:

Based on original Jeep factory service documentation.

📋 Manual Details

Coverage Areas

Major Systems Covered:

Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical, HVAC, Bodywork, Diagnostics

Page Count

Estimated Page Count:

2000+

Manual Type

Manual Type:

Factory Service Manual (FSM)

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed diagrams, disassembly, assembly, inspection, and repair for all engine components (4.0L I6, 4.7L V8).

Engine Performance And Control:

Fuel injection system, ignition system, emission controls, electronic engine controls (EEC), sensor and actuator testing.

Transmission Automatic:

Overhaul procedures, diagnosis, control systems, fluid specifications, and maintenance for 42RE, 44RE, 45RFE, and 545RFE transmissions.

Transmission Manual:

Information for NV3500 manual transmission (if applicable to specific sub-models).

Drivetrain 4X4:

Transfer case (NV231J, NV242, NV247), front and rear axle assemblies, differentials, CV joints, driveshafts, and related components.

Suspension And Steering:

Front and rear suspension components (control arms, ball joints, bushings, springs, shocks), steering system (rack and pinion, power steering), wheel alignment specifications.

Brakes System:

Front and rear brake systems (disc brakes, ABS), brake caliper, rotor, pad replacement, brake bleeding procedures, parking brake system.

Electrical System Charging And Starting:

Alternator, starter motor, battery testing, and related wiring.

Electrical System Lighting:

Headlamps, taillamps, interior lighting, fog lights, and bulb replacement.

Electrical System Instrumentation And Gauges:

Dashboard indicators, gauges, warning lights, and their diagnostics.

Electrical System Comfort And Convenience:

Power windows, power locks, remote keyless entry, heated seats, sunroof, interior lighting.

Body And Frame:

Body panel removal and installation, door hardware, latches, hinges, glass replacement, exterior trim, underbody coatings.

HVAC System:

Air conditioning system diagnosis and repair, heater core replacement, blower motor, HVAC controls, refrigerant handling.

Safety Systems:

Airbag system diagnosis and replacement, seatbelt mechanisms.

Diagnostics And Troubleshooting:

On-Board Diagnostics (OBD-II) system, diagnostic trouble codes (DTCs), diagnostic flowcharts, component testing procedures.

Procedures Included

Routine Maintenance:

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

Scheduled Maintenance:

Detailed schedules for inspections and replacements based on mileage and time.

Component Replacement:

Step-by-step instructions for replacing major and minor components across all systems.

Engine Rebuilding:

Full engine teardown, inspection, measurement, and reassembly procedures.

Transmission Overhaul:

Complete disassembly, cleaning, inspection, replacement of worn parts, and reassembly of automatic transmissions.

Brake System Repair:

Disc brake pad/rotor replacement, caliper service, brake line replacement, ABS component testing.

Electrical Diagnostics:

Wiring diagrams, circuit testing, troubleshooting for common electrical faults.

HVAC System Repair:

Refrigerant system service, component replacement (compressor, condenser, evaporator), control system diagnostics.

Suspension And Steering Repair:

Replacement of ball joints, tie rod ends, control arm bushings, steering rack, and shocks/struts.

Troubleshooting Guides:

Systematic approaches to diagnosing and resolving common and uncommon vehicle issues.

Technical Depth

Depth Of Information:

Comprehensive, covering basic maintenance to full component rebuilds and advanced diagnostics.

Diagnostic Capabilities:

Detailed explanations of OBD-II codes, sensor data interpretation, and diagnostic procedures.

Diagrams And Illustrations:

Extensive use of exploded views, wiring diagrams, and step-by-step illustration for clarity.

📊 Manual Specifications

File Format

File Type:

Portable Document Format (PDF)

Searchability:

Fully searchable text for quick information retrieval.

Print Quality

Digital Resolution:

High-resolution scans for clear readability of text and diagrams.

Binding Type

Digital Access:

Downloadable for offline access.

Paper Type

Digital Media:

Delivered electronically.

⚙️ Engine Specifications

Primary Engine

Engine 1 Code:

4.0L Inline-6 (PowerTech)

Engine 1 Description:

SOHC, cast-iron block, aluminum cylinder head, sequential multi-port fuel injection.

Engine 1 Horsepower:

190-195 hp @ 4400-4600 rpm (varies by year)

Engine 1 Torque:

235-239 lb-ft @ 3200-3500 rpm (varies by year)

Optional Engine

Engine 2 Code:

4.7L V8 (PowerTech)

Engine 2 Description:

SOHC, cast-iron block, aluminum cylinder head, sequential multi-port fuel injection.

Engine 2 Horsepower:

220-235 hp @ 4000-4750 rpm (varies by year)

Engine 2 Torque:

285-325 lb-ft @ 3200-3500 rpm (varies by year)

Fuel System

Fuel Type:

Unleaded gasoline

Fuel Delivery:

Electronic Fuel Injection (EFI)

🔧 Transmission

Standard Automatic

Standard Automatic Transmission:

42RE (4-speed automatic, 4.0L I6)

Optional Automatic

Optional Automatic Transmission 1:

45RFE / 545RFE (4-speed or 5-speed automatic, 4.7L V8)

Optional Automatic Transmission 2:

44RE (4-speed automatic, some early 4.7L V8 models)

Manual Option

Manual Transmission:

NV3500 (5-speed manual, primarily on 4.0L models)

Features

Transfer Case Options:

Selec-Trac (NV231J), Quadra-Trac II (NV247), Quadra-Drive (NV247 with electronic LSDs)

📐 Dimensions

Exterior

Wheelbase:

116.0 inches

Length:

186.6 inches

Width:

75.7 inches

Height:

66.7 inches

Weights

Curb Weight Min:

4,316 lbs (4.0L I6)

Curb Weight Max:

4,675 lbs (4.7L V8, 4x4)

🛡️ Safety Features

Ratings

NHTSA Front Crash Test Driver:

Good (early models, may vary slightly by test year)

NHTSA Front Crash Test Passenger:

Good (early models, may vary slightly by test year)

IIHS Frontal Offset:

Acceptable

Active Features

Standard Anti-lock Braking System

Traction Control:

Available (depending on trim and drivetrain)

Passive Features

Airbags:

Driver and front passenger airbags, available side airbags

Seatbelts:

Three-point seatbelts for all occupants

💡 Technology Features

Infotainment

Audio Systems:

Available premium Infinity Gold sound system, CD player, cassette player (early models), Sirius satellite radio (later models).

Navigation:

Optional factory navigation system.

Driver Assistance

Cruise Control:

Standard on most trims.

Parking Assist:

Available rear parking assist sensors (later models).

Connectivity

Remote Keyless Entry:

Available.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000-7,500 miles or 6 months, whichever comes first (using recommended oil).

Engine Air Filter:

Inspect every 15,000 miles, replace as needed or every 30,000 miles.

Spark Plugs 4.0L:

Replace every 100,000 miles (NGK or Champion copper core).

Spark Plugs 4.7L:

Replace every 100,000 miles (Champion Platinum Power).

Fluid Specifications

Engine Oil 4.0L:

SAE 10W-30 API Service Category SJ or higher (preferred: Chrysler spec MS-6395).

Engine Oil 4.7L:

SAE 5W-30 API Service Category SJ or higher (preferred: Chrysler spec MS-6395).

Transmission Fluid 42Re/44Re:

Mopar ATF+4 (MS-9602) or equivalent.

Transmission Fluid 45Rfe/545Rfe:

Mopar ATF+4 (MS-9602) or equivalent.

Coolant:

Mopar OAT (Organic Additive Technology) Antifreeze/Coolant, P/N 05103531AA (Orange) or equivalent, mixed 50/50 with distilled water.

Known Issues

Common Issue Radiator:

Radiator tanks can crack or leak over time.

Common Issue Transfer Case:

Chain stretch or wear in NV247 Quadra-Trac II transfer case, particularly the front driveshaft output seal. Quadra-Drive systems can have issues with the vacuum actuator for the differential lock.

Common Issue Ignition:

Cracked distributor caps and rotors on early 4.0L models; coil rail issues on 4.7L V8.

Common Issue Suspension:

Worn control arm bushings, ball joints, and track bar bushings leading to steering looseness and tire wear.

Common Issue Power Windows:

Failure of power window regulators and motors.

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Jeep has a long history of producing capable off-road vehicles and SUVs, known for durability and versatility.

Model Evolution

Wj Introduction:

The WJ Grand Cherokee debuted for the 1999 model year, replacing the ZJ. It featured a more refined interior, updated styling, and improved on-road manners while retaining off-road capability.

Wj Updates:

Key updates included the introduction of the 4.7L V8 engine, Quadra-Drive II system, and redesigned interior elements. Facelift for 2004 model year included revised grille and bumpers.

Production

Manufacturing Location:

Jefferson North Assembly Plant, Detroit, Michigan, USA

🏆 Awards & Recognition

Recognitions

Car And Driver Comparison:

Often featured in comparison tests for mid-size SUVs, praised for off-road capability and V8 power.

Four Wheeler Magazine:

Praised for off-road prowess, especially with Quadra-Drive systems.