🏷️ Basic Information Identification Make: GMC Model: C3500 Year: 1996 Series: GMT400 Codes Chassis Code: GMT410 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, fleet maintenance providers seeking accurate factory-level information Competitive Analysis Advantage Over Print: More convenient, less expensive, and instantly accessible compared to older printed manuals Key Features Data Source: RepairSurge, developed with licensed OE information Searchability: Push-button access to information, implying advanced search functionality within the software 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive service and repair Page Count Estimated Pages: Extensive, typical for full factory service manuals (estimated 1500-2500+ pages equivalent) Manual Type Type: Online Service & Repair Manual Software Language Language: English Format Format: Web-based, accessible via browser on PC, laptop, smartphone, tablet 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine control systems, fuel system, exhaust system, transmission (automatic & manual), transfer case (if applicable) Chassis: Steering, suspension, brakes (front, rear, parking), wheels, tires Electrical: Wiring diagrams, charging system, starting system, lighting, instruments, accessories, body control modules, diagnostic trouble codes (DTCs) Body: Body panels, doors, windows, interior trim, HVAC (heating, ventilation, air conditioning), safety systems (airbags, seatbelts) Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, inspections, lubrication Repair: Component removal and installation, troubleshooting, diagnostics, adjustments, calibrations Technical Diagnostics: Diagnostic procedures, fault finding, testing of electrical circuits and mechanical components Technical Depth Depth: Factory-level, including specifications, tolerances, procedures, and troubleshooting guides for professional technicians and advanced DIYers 📊 Manual Specifications File Format Platform Compatibility: Any PC, laptop, smartphone, or tablet with an internet connection and web browser Print Quality Accessibility: Instantly accessible online, designed for ease of use over printed versions Binding Type Access Duration: 1-year subscription, with discounts for renewal Paper Type Licensing: Officially licensed, derived from OE (Original Equipment) materials ⚙️ Engine Specifications Primary Engine Engine Options: 5.0L (305 ci) V8; 5.7L (350 ci) V8; 7.4L (454 ci) V8 Performance Horsepower 5.0L: Approx. 195 hp @ 4000 rpm Torque 5.0L: Approx. 265 lb-ft @ 2400 rpm Horsepower 5.7L: Approx. 210-230 hp @ 4000-4400 rpm (depending on specific variant) Torque 5.7L: Approx. 300-330 lb-ft @ 2400-3200 rpm (depending on specific variant) Horsepower 7.4L: Approx. 230-290 hp @ 3600-4000 rpm (depending on specific variant) Torque 7.4L: Approx. 385-420 lb-ft @ 2000-3200 rpm (depending on specific variant) Fuel System Fuel Delivery: Multi-port Electronic Fuel Injection (MPI) Ignition System: Distributorless Ignition System (DIS) or Distributor with Coil-near-plug Technical Details Engine Code 5.7L: L31 Engine Code 7.4L: L29 🔧 Transmission Standard Standard Transmission: 4-speed Automatic (e.g., 4L60E for lighter duty, 4L80E for heavy duty) Optional Optional Transmission: 4-speed Manual (NP435, NV4500) Features Automatic Features: Electronic control, overdrive Fluid Specifications Automatic Transmission Fluid: Dexron-III (or equivalent) 📐 Dimensions Exterior Body Styles: Regular Cab, Extended Cab Bed Lengths: 8 ft (standard) Weights Gvwr: Varies by configuration, typically 8600 lbs and above for C3500 Curb Weight: Varies significantly by configuration (engine, cab, drivetrain), typically 5000-6000 lbs+ 🛡️ Safety Features Ratings NHTSA Frontal Impact: Not separately rated in modern terms; generally robust body-on-frame construction. Active Features ABS: Standard 4-wheel Anti-lock Braking System (ABS) Passive Features Airbags: Driver-side airbag standard Seatbelts: Three-point front seat belts 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM stereo with cassette player, optional CD player. Driver Assistance Cruise Control: Available factory cruise control system. Connectivity Diagnostics: OBD-II (On-Board Diagnostics II) compliant, allowing for scan tool diagnostics. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or 3-6 months, depending on driving conditions and oil type used. Transmission Fluid Change: Recommended around 30,000-60,000 miles, or based on severe service intervals. Coolant Change Interval: Initial change at 100,000 miles, subsequent changes every 50,000 miles (using appropriate coolant). Fluid Specifications Engine Oil Spec: API SG or SH, SAE 5W-30 or 10W-30 (depending on climate and engine) Coolant Type: Ethylene glycol based coolant, typically orange or green (refer to manual for specific GM specification). Brake Fluid Type: DOT 3 Known Issues Common Wear Items: Suspension bushings, ball joints, tie rod ends, wheel bearings, exhaust system components. Engine Specific Concerns: Intake manifold gaskets (Vortec engines), distributor gear wear (earlier models), potential for head gasket issues on high-mileage engines. Electrical Issues: Corrosion in connectors, ABS sensor failures, instrument cluster problems. 📚 Vehicle History Brand Heritage Gmc Truck Legacy: GMC has a long-standing history of producing robust and capable trucks, emphasizing professional-grade vehicles. Model Evolution Gmt400 Platform: The 1996 C3500 is part of the GMT400 platform, a significant redesign for GM trucks introduced in the late 1980s, known for improved aerodynamics, ride quality, and refinement over previous generations. Production Platform Production Years: 1988-1998 (GMT400) Manufacturing Locations: Various GM assembly plants in North America. 🏆 Awards & Recognition Recognitions Truck Of The Year: While specific awards for the 1996 model are not prominent, the GMT400 platform received acclaim for its engineering and capability during its production run.