🏷️ Basic Information Identification Make: Jeep Model: Grand Cherokee Year: 2006 Chassis Code: WK Generation Generation Code: WK Generation Years: 2005-2010 Codes Engine Codes Covered: 4.0L (PowerTech I6), 4.7L (PowerTech V8) 👋 Introduction Market Position Vehicle Segment: Mid-size Luxury SUV Jeep Positioning: Combines Jeep's renowned off-road capability with luxury and on-road comfort. Competitive Analysis Key Competitors: Ford Explorer, Chevrolet TrailBlazer, Toyota Highlander, Nissan Murano. Key Features Design Philosophy: WK platform represented a significant shift towards a more refined and modern SUV, with improved on-road dynamics. Off Road Capability: Retained legendary Jeep off-road prowess with available 4x4 systems (Quadra-Trac II, Quadra-Drive II). Manual Utility User Benefit Maintenance: Enables proactive maintenance for long-term vehicle health. User Benefit Repair: Provides detailed instructions for DIY repairs and troubleshooting. User Benefit Knowledge: Educates owners on vehicle systems and preventative measures. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive service and repair for all systems. Page Count Estimated Page Count: Thousands (typical for a complete OEM service manual) Manual Type Type: Digital Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Exhaust System, Transmission, Transfer Case, Differential & Driveline Chassis: Suspension, Brakes, Steering, Tires/Wheels, Frame & Bumpers Electrical Electronics: Audio/Video, Chime/Buzzer, Electronic Control Modules, Horn, Ignition Control, Instrument Cluster, Lamps, Message Systems, Power Systems, Restraints, Speed Control, Vehicle Theft Security, Wipers/Washers, Navigation/Telecommunication, Wiring Body Comfort: Body, Heating & Air Conditioning Emissions: Emissions Control (4.0L/4.7L) Procedures Included Maintenance: Lubrication, Scheduled Maintenance, Fluid Changes, Filter Replacements Troubleshooting: Diagnostic Trouble Codes (DTCs), Symptom-based diagnostics, Component testing Repair: Component removal and installation, System diagnostics and repair, Overhaul procedures Installation: Accessories, specific components (e.g., audio systems) Technical Depth Depth: Factory-level diagnostics, repair procedures, specifications, and wiring diagrams. Diagnostic Tools: Covers procedures for utilizing advanced diagnostic tools (e.g., WiTECH, scan tools). Technical Specifications: Torque specifications, clearances, fluid capacities, electrical values. 📊 Manual Specifications File Format Format Details: PDF, searchable text, zoomable. Print Quality Print Capability: Printable pages. Binding Type Binding: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) Compatibility Operating Systems: Windows and macOS compatible. Device Compatibility: Usable on smartphones and tablets (requires extractor). Accessibility Zoom Functionality: Yes ⚙️ Engine Specifications Primary Engine Engine 1 Displacement: 4.0 Liters Engine 1 Type: Inline 6-Cylinder (PowerTech) Engine 1 Horsepower: 205 hp @ 4800 rpm Engine 1 Torque: 235 lb-ft @ 3200 rpm Engine 1 Fuel System: Electronic Fuel Injection (MPI) Secondary Engine Engine 2 Displacement: 4.7 Liters Engine 2 Type: V8 (PowerTech) Engine 2 Horsepower: 235 hp @ 4500 rpm Engine 2 Torque: 305 lb-ft @ 3800 rpm Engine 2 Fuel System: Electronic Fuel Injection (MPI) Performance Compression Ratio 4.0L: 8.8:1 Compression Ratio 4.7L: 9.1:1 🔧 Transmission Standard Transmission Type: 5-Speed Automatic (NAG1 for 4.7L, Mercedes-Benz derived) Optional Transmission Type 4.0L: 4-Speed Automatic (42RLE) Features Transfer Case Options: NV245 (Full-Time 4WD with Selec-Terrain), NV140 (Part-Time 4WD) Fluid Specifications Automatic Transmission Fluid 42Rle: Mopar ATF+4 (MS-9602) Automatic Transmission Fluid Nag1: Mopar ATF+4 (MS-9602) or equivalent approved fluid. 📐 Dimensions Exterior Wheelbase: 116.1 inches (2950 mm) Length: 188.8 inches (4800 mm) Width: 74.4 inches (1890 mm) Height: 69.3 inches (1760 mm) Weights Curb Weight Est 4.0L: 4,450 lbs (2018 kg) Curb Weight Est 4.7L: 4,650 lbs (2109 kg) Towing Capacity: Up to 6,500 lbs (2948 kg) depending on configuration. Payload Capacity Est: Approx. 1,150 - 1,300 lbs (522 - 590 kg) 🛡️ Safety Features Ratings NHTSA Frontal Driver 2006: 5 Stars NHTSA Frontal Passenger 2006: 5 Stars NHTSA Side Driver 2006: 5 Stars NHTSA Side Rear Passenger 2006: 5 Stars IIHS Front Offset Score: Good (for models tested) Active Features ABS: Standard Anti-lock Braking System (ABS). Esp: Standard Electronic Stability Program (ESP) with Electronic Roll Mitigation (ERM). Traction Control: Traction Control System (TCS). Passive Features Airbags: Standard front, side-curtain, and optional front-seat side airbags. Seatbelts: Pretensioning seatbelts. Security Anti Theft: Vehicle Theft Security System. 💡 Technology Features Infotainment Infotainment Options: Available premium audio systems, SiriusXM satellite radio, optional navigation system. Display Size Optional Nav: 6.5-inch touchscreen. Driver Assistance Cruise Control: Standard Speed Control (Cruise Control). Parking Assist: Available rear parking assist sensors. Connectivity Phone Integration: Optional Uconnect hands-free communication system. Auxiliary Input: Available auxiliary audio input jack. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 to 7,500 miles (or 6-12 months), depending on driving conditions (refer to manual for specifics). Tire Rotation Interval: Every 7,500 miles. Engine Coolant Flush Interval: Every 100,000 miles or 5 years for HOAT coolant. Transmission Fluid Change Interval: Every 60,000 to 100,000 miles (depending on usage and fluid type, consult manual). Fluid Specifications Engine Oil Type 4.0L: SAE 5W-30 Synthetic (API SN or higher). Engine Oil Type 4.7L: SAE 5W-30 Synthetic (API SN or higher). Engine Oil Capacity 4.0L: 6.0 quarts (5.7 liters) with filter. Engine Oil Capacity 4.7L: 7.0 quarts (6.6 liters) with filter. Coolant Type: Mopar...