🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Year: 2001 Codes Chassis Code: WJ 👋 Introduction Market Position Vehicle Segment: Mid-size SUV Jeep Brand Niche: Off-road capability, luxury appointments Competitive Analysis Key Competitors: Ford Explorer, Chevrolet Blazer, Toyota 4Runner, Nissan Pathfinder Key Features Platform: WJ platform, known for improved on-road manners and refinement over previous generations Powertrain Options: Robust 4.0L I6 and powerful 4.7L V8 engine options 4X4 Systems: Advanced 4WD systems like Quadra-Trac II and Selec-Trac 📋 Manual Details Coverage Areas Primary Coverage: North America Engine Coverage: 4.0L Inline 6-Cylinder, 4.7L V8 Transmission Coverage: 45RFE/545RFE (4-Speed Automatic), NV242/NV247 Transfer Cases Page Count Estimated Pages: 2000+ Manual Type Type: Factory Service Manual / Repair Manual Content Focus: Repair and Maintenance Procedures Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine removal/installation, cylinder head, engine block, crankshaft, pistons, connecting rods, lubrication system, cooling system, fuel delivery, intake system, exhaust system Engine Performance: Engine diagnosis, performance tuning, emissions control systems Transmission Automatic: Transmission removal/installation, internal components, hydraulic controls, torque converter, diagnostic procedures Transfer Case: NV242 Selec-Trac, NV247 Quadra-Trac II operation and service, removal/installation, internal components Driveline Axles: Front axle, rear axle, differentials, driveshafts, universal joints, CV joints Suspension: Front suspension (short-long arm), rear suspension (multi-link solid axle), shock absorbers, springs, control arms, bushings Steering: Power steering system, steering gear, steering column, tie rods, power steering fluid Brakes: Front disc brakes, rear disc brakes, ABS system, hydraulic lines, brake fluid specifications, parking brake Electrical System: Battery, charging system, starting system, ignition system, lighting system, horn, wipers, power windows, power locks Body Exterior: Body panels, doors, hood, tailgate, bumpers, glass, mirrors, weatherstripping Body Interior: Seats, dashboard, trim panels, headliner, carpeting, climate control system (HVAC), audio system Climate Control: Air conditioning system, heater core, blower motor, refrigerant, diagnosis Safety Restraints: Airbag system, seat belts, SRS components Diagnostic Troubleshooting: Diagnostic Trouble Codes (DTCs), on-board diagnostics (OBD-II), symptom-based troubleshooting guides Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection/replacement Repair Procedures: Step-by-step repair instructions for all major components and systems Overhaul Procedures: Detailed overhaul procedures for engines and transmissions Troubleshooting Guides: Systematic diagnostic and troubleshooting procedures for common and uncommon issues Wiring Diagrams: Comprehensive electrical wiring diagrams for all vehicle systems Torque Specifications: Precise torque specifications for all fasteners Special Tools: Identification and usage of specialized tools required for specific repairs Technical Depth Depth Level: Comprehensive (from basic maintenance to complete engine/transmission rebuilds) Diagnostic Capability: Advanced diagnostic procedures, including interpretation of diagnostic trouble codes and live data streams 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable text, printable pages Print Quality Illustration Clarity: Clear, detailed step-by-step illustrations and diagrams Binding Type Digital Format Feature: Instant download, accessible on multiple devices Paper Type Digital Format Benefit: Environmentally friendly, no physical storage required ⚙️ Engine Specifications Primary Engine Engine 1 Type: 4.0L Inline 6-Cylinder (MPI) Engine 1 Displacement: 3952 cc (241 cu in) Engine 1 Bore X Stroke: 98.5 mm x 86.6 mm (3.88 in x 3.41 in) Engine 1 Compression Ratio: 8.8:1 Engine 1 Horsepower: 190 hp @ 4600 rpm Engine 1 Torque: 235 lb-ft @ 3200 rpm Optional Engine Engine 2 Type: 4.7L V8 (MPI) 'PowerTech' Engine 2 Displacement: 4701 cc (287 cu in) Engine 2 Bore X Stroke: 93.0 mm x 86.2 mm (3.66 in x 3.39 in) Engine 2 Compression Ratio: 9.6:1 Engine 2 Horsepower: 235 hp @ 4500 rpm Engine 2 Torque: 325 lb-ft @ 3200 rpm Fuel System Fuel Delivery: Multi-Point Fuel Injection (MPI) Fuel Type: Unleaded gasoline (87 octane recommended, 91 octane for optimal V8 performance) Engine Management ECU Type: Various Chrysler NGC (Next Generation Controller) models 🔧 Transmission Standard Transmission Type: 4-Speed Automatic (45RFE/545RFE) Optional Transmission Option: None for this model year Features Transmission Fluid Type: ATF+4 (Mopar) Transfer Case 1: NV242 Selec-Trac (Full-Time 2WD, 4WD Part-Time, 4WD Full-Time) Transfer Case 2: NV247 Quadra-Trac II (Full-Time 4WD with 2-Speed Transfer Case - optional on some trims) 📐 Dimensions Exterior Wheelbase: 116.0 inches (2946 mm) Length: 186.5 inches (4737 mm) Width: 74.7 inches (1897 mm) Height: 71.0 inches (1803 mm) Ground Clearance: Approx. 8.7 inches (221 mm) Weights Curb Weight Min: 4,392 lbs (1992 kg) - 4.0L 2WD Curb Weight Max: 4,801 lbs (2178 kg) - 4.7L V8 AWD Gross Vehicle Weight Rating Gvwr: Approx. 6,000 - 6,400 lbs (2722 - 2903 kg) Cargo Cargo Volume Behind 2Nd Row: 37.5 cu ft (1062 L) Cargo Volume Behind 1St Row: 74.5 cu ft (2110 L) 🛡️ Safety Features Ratings NHTSA Rollover Rating: 4 out of 5 stars Active Features ABS: Standard 4-wheel disc brakes with Anti-lock Braking System (ABS) Traction Control: Optional Electronic Traction Control (ETC) on some models Passive Features Airbags: Driver and front passenger airbags, optional side curtain airbags (may vary by trim) Seat Belts:...