🏷️ Basic Information Identification Make: Chevrolet Model: Silverado 3500 Year: 2005 Model Code: GMT800/GMT820 Generation: Second Generation Silverado (GMT800) Production Code: Silverado 3500 HD 👋 Introduction Market Position Vehicle Segment: Heavy-Duty Pickup Truck Target Audience: Commercial users, fleet operators, and individuals requiring robust towing and hauling capabilities. Competitive Analysis Key Competitors: Ford F-Series Super Duty, Dodge Ram Heavy Duty. Key Features Manual Source: Licensed OE materials from RepairSurge. Convenience: Instant online access, compatible with multiple devices. Cost Savings: Enables DIY repairs, saving on dealership labor costs. 📋 Manual Details Coverage Areas Manual Type: Official Service & Repair Manual Software Language: English Format: PDF Download (via web browser access) Page Count: Estimated 3000+ pages (comprehensive OE data) Access Duration: 1 Year (with discounts for extension) 📖 Manual Coverage Systems Covered Engine Mechanical: All gasoline and diesel engine components, including disassembly, assembly, inspection, and repair. Engine Electrical: Ignition system, fuel injection system, starting and charging system, engine control module (ECM) diagnostics. Transmission: Automatic (4L80-E, 4L85-E) and manual (NV4500, NV5600) transmission service, overhaul, and diagnostics. Drivetrain: Front and rear axle service, driveshafts, universal joints, differential service, transfer case (if applicable). Suspension: Front and rear suspension component inspection, replacement, alignment procedures, and troubleshooting. Steering: Power steering system service, steering gear inspection and repair, steering column components. Brakes: Hydraulic brake system, ABS system diagnostics, brake pad/shoe replacement, rotor machining/replacement, brake line service. Electrical System: Complete wiring diagrams, lighting systems, instrument cluster, power windows, door locks, remote keyless entry. HVAC: Heating, ventilation, and air conditioning system diagnostics, component replacement, refrigerant handling and charging. Body And Frame: Body panel repair, interior trim removal/installation, door mechanisms, tailgate, glass replacement. Chassis And Frame: Frame inspection, repairs, and corrosion protection. Procedures Included Scheduled Maintenance: Detailed maintenance schedules for oil changes, filter replacements, fluid checks, and component inspections. Troubleshooting Diagnostics: Systematic diagnostic procedures and flowcharts for identifying and resolving common and complex issues. Component Replacement: Step-by-step instructions for replacing virtually all serviceable components. Engine Rebuild: Comprehensive procedures for engine disassembly, cleaning, inspection, machining, and reassembly. Transmission Overhaul: Detailed instructions for complete transmission disassembly, component replacement, and reassembly. Brake System Repair: Procedures for bleeding brake systems, replacing brake lines, calipers, and master cylinders. Electrical Diagnostics: Using multimeter, oscilloscope, and scan tools to diagnose electrical circuits and systems. HVAC Service: Refrigerant recovery and recharging, leak detection, and component testing. Technical Depth Diagnostic Tools: Information on using GM's Tech 2 scan tool (or equivalent) for advanced diagnostics and module programming. Torque Specifications: Precise torque specifications for all critical fasteners and engine components. Clearances Tolerances: Detailed specifications for component clearances and wear tolerances for proper engine and driveline function. Wiring Diagrams: Comprehensive, high-resolution wiring schematics for all vehicle electrical systems. Special Tools: Identification and usage instructions for specialized tools required for specific repair procedures. 📊 Manual Specifications File Format File Format: PDF Print Quality: High-resolution, printable pages Searchable Text: Yes, text is searchable for quick information retrieval. Navigation: Hyperlinked table of contents and index for easy navigation. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Options: 6.0L V8 Power Stroke Turbo Diesel, 8.1L V8 Vortec Big Block Gasoline Performance 6.0L Power Stroke Horsepower: 300 hp @ 3300 rpm (approx.) 6.0L Power Stroke Torque: 520-540 lb-ft @ 1600 rpm (approx.) 8.1L Vortec Horsepower: 325 hp @ 4000 rpm (approx.) 8.1L Vortec Torque: 455 lb-ft @ 3200 rpm (approx.) Fuel System 6.0L Power Stroke Fuel System: High-pressure common rail (HPCR) direct injection 8.1L Vortec Fuel System: Multi-point fuel injection (MPFI) Fuel Type: Diesel (6.0L), Unleaded Gasoline (8.1L) 🔧 Transmission Standard Transmission Options: Allison 1000 5-speed Automatic (Diesel), NV4500 5-speed Manual (Gas/Diesel), NV5600 6-speed Manual (Diesel) Optional Optional Transmission: N/A (listed are the available, not strictly optional in all configurations) Features Allison 1000 Features: Heavy-duty design, electronic control, Tow/Haul mode. Manual Transmission Features: Robust construction for heavy loads. 📐 Dimensions Exterior Wheelbase Options: 130.0 inches (Regular Cab), 143.5 inches (Extended Cab), 153.0 inches (Crew Cab) Overall Length: Varies by cab and bed configuration (e.g., 237.4 inches for a 4WD CC Long Bed) Bed Length Options: 8.0 ft (96 inches), 8.25 ft (99 inches - Long Bed) Weights Curb Weight: Approximately 6,000 - 7,500 lbs (varies significantly by configuration and engine) Gvwr: Up to 11,400 lbs (for 3500 models) Max Payload: Approximately 4,000 - 5,000 lbs (varies by configuration) Max Towing Capacity: Up to 13,000 lbs (conventional hitch), up to 16,000 lbs (gooseneck/5th wheel hitch) 🛡️ Safety Features Ratings NHTSA Front Crash Rating: 4/5 stars (for most models of this era) IIHS Small Overlap Front Rating: Not applicable to this era/vehicle type. Active Features ABS: Standard Anti-lock Braking System Traction Control: Available StabiliTrak (on some models/configurations) Passive Features Airbags: Driver and front passenger airbags Seat Belts: Three-point seat belts with pretensioners 💡 Technology Features Infotainment Infotainment System:...