🏷️ Basic Information Identification Make: Isuzu Model: Ascender Model Years Covered: 2003, 2004, 2005, 2006, 2007, 2008 Vehicle Type: Full-size SUV Platform: GMT360 (shared with Chevrolet TrailBlazer, GMC Envoy, Oldsmobile Bravada, Buick Rainier, Saab 9-7X) 👋 Introduction Market Position Market Segment: Full-size, body-on-frame SUV Target Audience: Families, individuals seeking utility and towing capability Competitive Analysis Key Competitors: Chevrolet Tahoe/Suburban, GMC Yukon/Yukon XL, Ford Expedition, Dodge Durango, Toyota Sequoia Key Features Value Proposition: Affordable, capable, and reliable full-size SUV with shared GM platform components Engine Options: Choice of powerful inline-six and V8 engines Towing Capability: Significant towing capacity for its class Drivetrain Options: Available 2WD and advanced 4WD systems Interior Space: Spacious interior with available third-row seating 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: PDF Download Delivery Method: Instant Email Download Link Software Requirements: Adobe Acrobat Reader Operating Systems: PC & MAC Computers (Windows 95-8, macOS) Printable: Yes, individual pages can be printed Searchable: Yes, text is searchable within the PDF 📖 Manual Coverage Systems Covered Engine: 4.2L Atlas LL8 I6, 5.3L Vortec LH6 V8, 6.0L Vortec LQ4/LQ9 V8 Transmission: 4L60-E 4-speed automatic, 4L70-E 4-speed automatic Drivetrain: 2WD (RWD), 4WD (NVG226 Autotrac transfer case) Suspension: Independent front suspension (SLA), solid rear axle with leaf springs Brakes: Front disc, rear disc; ABS Steering: Power-assisted rack and pinion (rack and worm for earlier models) Electrical System: Charging system, starting system, ignition system, lighting, instruments, accessories, Body Control Module (BCM) HVAC: Heating, Ventilation, and Air Conditioning systems Body And Frame: Body construction, exterior panels, interior trim, glass, chassis components Diagnostic Trouble Codes: Coverage for P, B, C, and U codes Procedures Included Maintenance: Oil change, fluid checks/changes, filter replacements, tire rotation, lubrication Tune Up: Spark plug replacement, ignition system checks, fuel system cleaning Engine Repair: Engine assembly/disassembly, cylinder head service, piston/ring replacement, valve train service, timing components Transmission Service: Fluid and filter changes, internal component inspection, torque converter replacement, valve body service Brake Service: Brake pad/shoe replacement, rotor/drum resurfacing/replacement, caliper/wheel cylinder service, bleeding procedure Suspension And Steering Repair: Ball joint replacement, tie rod end replacement, shock/strut replacement, control arm service Electrical Diagnostics: Wiring diagrams, component testing, module diagnostics, sensor troubleshooting HVAC Repair: Refrigerant system service, blower motor replacement, evaporator/condenser service Body Repair: Panel replacement, dent removal, rust repair, glass replacement Troubleshooting: Step-by-step diagnostic procedures for common and uncommon faults Technical Depth Depth Of Coverage: Comprehensive A-Z coverage from basic maintenance to complete rebuilds Diagnostic Information: Includes access to professional technician-level diagnostic procedures and data Repair Procedures: Detailed, step-by-step instructions with clear explanations Diagrams Illustrations: Highly detailed, printable diagrams and illustrations for clarity Torque Specifications: Included for critical fasteners and assembly points Special Tools: Identification of any specialized tools required for specific procedures 📊 Manual Specifications File Format File Format: Adobe PDF File Quality: High-resolution, suitable for printing Searchability: OCR (Optical Character Recognition) enabled for text search Print Quality Print Recommendation: Print pages as needed for clean, up-to-date references Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type Recommendation: Standard copy paper for printing ⚙️ Engine Specifications Primary Engine Engine 1 Displacement: 4.2 Liters (256 cubic inches) Engine 1 Configuration: Inline 6-cylinder, DOHC, 24 valves Engine 1 Horsepower: Approximately 275 hp @ 6000 rpm (varies slightly by year) Engine 1 Torque: Approximately 275 lb-ft @ 3600 rpm (varies slightly by year) Engine 1 Fuel System: Sequential Port Fuel Injection (SFI) Engine 2 Engine 2 Displacement: 5.3 Liters (323 cubic inches) Engine 2 Configuration: V8, OHV, 16 valves, Active Fuel Management (AFM) on later models Engine 2 Horsepower: Approximately 290-300 hp (varies by year) Engine 2 Torque: Approximately 325-330 lb-ft (varies by year) Engine 2 Fuel System: Sequential Port Fuel Injection (SFI) Engine 3 Engine 3 Displacement: 6.0 Liters (364 cubic inches) Engine 3 Configuration: V8, OHV, 16 valves Engine 3 Horsepower: Approximately 300-325 hp (depending on LQ4/LQ9 variant) Engine 3 Torque: Approximately 370-380 lb-ft (depending on LQ4/LQ9 variant) Engine 3 Fuel System: Sequential Port Fuel Injection (SFI) 🔧 Transmission Standard Standard Transmission Type: 4-speed automatic (4L60-E) Optional Optional Transmission Type: 4-speed automatic (4L70-E, an enhanced version of 4L60-E) Features Transmission Cooling: Includes auxiliary transmission cooler for towing applications Transmission Fluid Type: Dexron III (or compatible Dexron VI for later models) 📐 Dimensions Exterior Overall Length: Approx. 205.5 inches Overall Width: Approx. 75.4 inches Overall Height: Approx. 71.9 inches Wheelbase: Approx. 113.0 inches Front Track: Approx. 63.4 inches Rear Track: Approx. 63.1 inches Weights Curb Weight: Approx. 4,600 - 5,000 lbs (varies by configuration) Gross Vehicle Weight Rating Gvw: Approx. 6,400 - 6,700 lbs Towing Capacity: Up to 7,700 lbs (with appropriate equipment and engine) Payload Capacity: Approx. 1,400 - 1,800 lbs 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: 4 Stars (for models with side curtain airbags) NHTSA Frontal Impact Passenger: 4 Stars (for models with...