🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Generation Code: WJ Model Year: 2002 Platform: WJ 👋 Introduction Market Position Segment: Mid-size Luxury SUV Target Audience: Enthusiasts, DIY mechanics, Professional repair shops Competitive Analysis Competitors: Ford Explorer, Chevrolet Blazer/TrailBlazer, Toyota 4Runner, Nissan Pathfinder, Land Rover Discovery Key Features Nvh Reduction: Significant improvements in Noise, Vibration, and Harshness (NVH) over previous generation Interior Space: Larger interior cabin and cargo volume compared to ZJ Grand Cherokee Off Road Capability: Maintained Jeep's signature off-road prowess with available 4WD systems 📋 Manual Details Coverage Areas Coverage: Complete Factory Service and Repair Page Count Estimated Pages: 1000+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Downloadable Digital File (PDF) 📖 Manual Coverage Systems Covered Engine: 4.0L I6 PowerTech, 4.7L V8 Magnum Transmission: 42RE Automatic, 45RFE/545RFE Automatic, NV242/NV247 Transfer Cases Drivetrain: Front and Rear Axles, Driveshafts, Differentials, NV242/NV247 Transfer Case Suspension: Front and Rear Suspension Systems (Solid Axle Rear, Independent Front in later WJ years, though 2002 likely has solid front), Control Arms, Springs, Shocks, Sway Bars Brakes: Front and Rear Disc Brakes, ABS System, Parking Brake Steering: Power Steering System, Steering Column, Steering Gear Electrical: 12V Battery System, Charging System (Alternator), Starting System (Starter), Ignition System, Lighting, Fuses, Relays, Wiring Diagrams Body: Exterior Body Panels, Doors, Hood, Tailgate, Bumpers, Glass, Seals, Interior Trim HVAC: Heating, Ventilation, and Air Conditioning (HVAC) System, Climate Control Comfort Convenience: Power Windows, Power Locks, Power Mirrors, Seats, Sunroof (if equipped), Remote Keyless Entry Safety Security: Airbags, Seat Belts, Anti-theft System Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks and Replacements Troubleshooting: Diagnostic Trouble Codes (DTCs), Symptom-Based Troubleshooting Guides, Electrical Schematics for Fault Finding Repair: Component Removal and Installation, Engine Rebuilds, Transmission Overhauls, Brake System Repairs, Suspension Component Replacement Diagnostics: Engine Control Module (ECM) Diagnostics, Powertrain Control Module (PCM) Diagnostics, ABS Diagnostics, HVAC Diagnostics Specifications: Torque Specifications for all fasteners, Electrical Component Specifications, Diagnostic Specifications Technical Depth Depth: Comprehensive (from basic maintenance to full engine/transmission rebuilds and complex electrical diagnostics) Diagnostic Tools: References to use of DRB III scanner or equivalent OBD-II tools for advanced diagnostics Schematics: Detailed wiring diagrams for all electrical systems 📊 Manual Specifications File Format Format: PDF Print Quality Quality: High Resolution, Printable Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Searchability Text Search: Searchable Text Content Usability Navigation: Hyperlinked Sections for easy navigation ⚙️ Engine Specifications Primary Engine Engine 1: 4.0L I6 PowerTech (242 cid) Engine 1 Horsepower: 190 hp @ 4450 rpm Engine 1 Torque: 235 lb-ft @ 3200 rpm Secondary Engine Engine 2: 4.7L V8 Magnum (287 cid) Engine 2 Horsepower: 235 hp @ 4700 rpm Engine 2 Torque: 305 lb-ft @ 3200 rpm Fuel System Fuel Injection: Sequential Multi-Port Fuel Injection (MPI) Emission Control Emission System: Catalytic Converter, On-Board Diagnostics (OBD-II) Cooling System Coolant Capacity: 11.2 liters (11.8 US qt) with 4.0L; 11.8 liters (12.5 US qt) with 4.7L 🔧 Transmission Standard Transmission Transmission Type Std: 4-speed automatic (42RE for 4.0L, 45RFE for 4.7L) Optional Transmission Transmission Type Opt: 5-speed automatic (545RFE for 4.7L - often in later production models or specific trims) Transfer Case Transfer Case Options: Selec-Trac NV242 (2WD/4WD Part-Time), Quadra-Trac II NV247 (Full-Time 4WD with electronic transfer case) Transmission Fluid Fluid Spec Automatic: ATF+3 (Chrysler specification) or equivalent (e.g., Mopar ATF+4, Dexron III/Mercon) Fluid Capacity 42Re: 1.6 liters (1.7 US qt) pan drain Fluid Capacity 45Rfe 545Rfe: 1.7 liters (1.8 US qt) pan drain 📐 Dimensions Exterior Length: 4724 mm (186.0 in) Width: 1836 mm (72.3 in) Height: 1730 mm (68.1 in) Wheelbase: 2888 mm (113.7 in) Weights Curb Weight 4.0L: 4,250 lbs (1,928 kg) Curb Weight 4.7L: 4,476 lbs (2,030 kg) Towing Capacity: Up to 5,000 lbs (2,268 kg) with optional tow package Cargo Cargo Volume Behind 2Nd Row: 37.5 cu ft (1,062 liters) Cargo Volume Max: 74.5 cu ft (2,110 liters) 🛡️ Safety Features Ratings NHTSA Frontal Driver 2002: Four Stars NHTSA Frontal Passenger 2002: Four Stars NHTSA Side Driver 2002: Not Rated (or Five Stars depending on testing criteria) IIHS Front Small Overlap 2002: Acceptable (but tests were less rigorous then) Active Features ABS: Standard 4-wheel Anti-lock Braking System (ABS) Traction Control: Available (often linked to specific 4WD systems or trim levels) Passive Features Airbags: Standard front airbags, optional side airbags Seatbelts: Front pretensioner seatbelts, rear 3-point seatbelts 💡 Technology Features Infotainment Audio System: Optional Infinity Gold premium audio system with CD player and amplifier. Navigation: Optional factory navigation system available on higher trim levels. Driver Assistance Cruise Control: Standard electronic cruise control. Connectivity Remote Keyless Entry: Optional remote keyless entry system. Comfort Features Climate Control: Available automatic climate control (Dual-zone) on Limited and Overland trims. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 to 7,500 miles (8,000 to 12,000 km) or 6 months,...