🏷️ Basic Information Identification Make: GMC Model: Sierra 3500 Year: 2002 Codes Platform: GMT800 👋 Introduction Market Position Positioning: Essential diagnostic and repair tool for 2002 GMC Sierra 3500 owners and independent repair shops Competitive Analysis Advantage: Licensed OE information, convenience of online access, affordability compared to printed manuals or dealership service Key Features Licensing: Officially licensed, derived from OE (Original Equipment) materials Access: Year-long access, compatible with PC, laptop, smartphone, tablet with internet connection User Interface: Intuitive, push-button access to information 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Secondary Coverage: Maintenance, Diagnostics, Troubleshooting, Overhauling Page Count Estimated Pages: Extensive (Software format, equivalent to thousands of printed pages) Manual Type Type: Software-based Service and Repair Manual Language Language: English Format Format: Online Digital Access (Web Browser Based) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, block, crankshaft, pistons, connecting rods, camshaft, timing, lubrication, cooling system, exhaust system Engine Performance: Fuel system, ignition system, emissions control, engine diagnostics, power control module (PCM) operation Transmission Manual: Manual transmission repair, clutch system, driveline components (driveshafts, U-joints) Transmission Automatic: Automatic transmission repair, torque converter, valve body, gear sets, hydraulic controls, electronic controls Suspension: Front suspension (independent), rear suspension (solid axle), springs, shock absorbers, control arms, ball joints, bushings Steering: Power steering system, steering gear, steering column, tie rods, linkage, alignment specifications Brakes: Front disc brakes, rear drum or disc brakes, hydraulic system, ABS (Anti-lock Braking System), parking brake, brake fluid specifications Electrical System: Battery, charging system (alternator, regulator), starting system (starter motor), ignition system, lighting, instrument cluster, power distribution Body And Frame: Body panels, doors, windows, locks, latches, interior trim, exterior trim, underbody, chassis components HVAC: Heating, ventilation, air conditioning (HVAC) system operation, refrigerant, compressor, condenser, evaporator, climate control Wiring Diagrams: Complete electrical wiring diagrams for all vehicle systems Procedures Included Routine Maintenance: Oil change, fluid checks and top-offs, filter replacements, tire rotation, spark plug replacement Engine Repair: Engine tune-up, component replacement (alternator, starter, water pump), head gasket replacement, full engine overhaul Transmission Service: Transmission fluid and filter change, torque converter replacement, clutch replacement, internal transmission repair Brake Repair: Brake pad and rotor replacement, caliper overhaul, brake line repair, ABS module diagnosis and replacement Suspension And Steering Repair: Component replacement (shocks, struts, ball joints, tie rods), power steering pump replacement, steering gear repair Electrical Diagnostics: Troubleshooting electrical faults, component testing, wiring harness repair HVAC Service: Refrigerant recharge, component replacement (compressor, condenser), leak detection, climate control system diagnostics Body And Trim: Panel replacement, door and window regulator repair, interior trim installation and removal Diagnostic Troubleshooting: Step-by-step diagnostic procedures for common and uncommon faults Technical Depth Depth: Comprehensive factory-level repair and diagnostic information Diagnostics: Detailed diagnostic trouble codes (DTCs), testing procedures, and symptom-based troubleshooting Specifications: Torque specifications, clearances, fluid capacities, electrical values, pressure readings Rebuilds: Complete overhaul procedures for major components like engines and transmissions 📊 Manual Specifications File Format File Format: Web-based application, accessible via browser Print Quality Print Quality: N/A (Digital format - printable pages are clear and legible) Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Options: 4.3L V6 (Vortec 4300), 5.3L V8 (Vortec 5300), 6.0L V8 (Vortec 6000) Engine 4.3L V6: 4.3L (262 cu in) OHV V6, ~200 hp @ 4600 rpm, ~255 lb-ft @ 2800 rpm Engine 5.3L V8: 5.3L (327 cu in) OHV V8 with Active Fuel Management (AFM) potentially later models, ~285 hp @ 5200 rpm, ~325 lb-ft @ 4000 rpm Engine 6.0L V8: 6.0L (364 cu in) OHV V8, ~300 hp @ 4400 rpm, ~370 lb-ft @ 3200 rpm Performance Aspirated: Naturally Aspirated Fuel System Fuel Delivery: Multi-Port Fuel Injection (MPFI) Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: 4-Speed Automatic (4L60E for V8, 4L80E for heavy duty/specific V8 applications) Optional Optional Transmission: 5-Speed Manual (NV3500 for V6, NV4500 for V8 applications) Features Transmission Features: Electronic controls, overdrive, tow/haul mode (automatic transmissions) 📐 Dimensions Exterior Wheelbase: Varies by configuration (e.g., 130.0 inches for standard cab, 153.0 inches for extended/crew cab) Length: Varies by configuration (e.g., 229.6 inches for standard cab long bed) Width: Approx. 79.5 inches (excluding mirrors) Height: Approx. 73.8 inches (depending on configuration) Weights Curb Weight: Varies significantly by configuration (approx. 5,000 - 6,500+ lbs) Gvw Rating: Up to 10,500 lbs (GVWR) Payload Capacity: Varies by configuration (significant payload capacity for a 3500 series) Towing Capacity: Up to 10,000+ lbs (with appropriate trailering package) 🛡️ Safety Features Ratings NHTSA Front Impact: Not directly applicable to modern NHTSA rating system for this year, but general structural integrity for a heavy-duty truck IIHS Frontal Offset: Good (for models tested in this category) Active Features ABS: Standard Anti-lock Braking System (ABS) on all wheels Traction Control: Available Traction Control System (TCS) Passive Features Airbags: Driver and front passenger airbags Seatbelts:...