Basic Information Identification Make: Chevrolet Model: C2500 Year: 1996 Generation Generation Name: GMT400 (Third Generation) Codes Platform Code: GMT400 Introduction Market Position Target Audience: DIY Mechanics, Independent Repair Shops, Fleet Maintenance Competitive Analysis Advantage: Official OE Licensed Data, Digital Convenience, Cost-Effective Key Features Accessibility: Instant download, compatible with multiple devices Licensing: Officially Licensed Content from OE Source Content Source: RepairSurge (Derived from OE Materials) Manual Details Coverage Areas Coverage Scope: Complete Service and Repair Page Count Estimated Pages: Extensive (Full Factory Manual Scope) Manual Type Type: Service and Repair Manual Software Language Language: English Format Format: Digital Download (PDF or Web-based Access) Manual Coverage Systems Covered Engine Mechanical: Yes (Diagnosis, Repair, Overhaul) Engine Management: Yes (Fuel Injection, Ignition, Emissions Control, OBD-I/II Diagnostics) Transmission Manual: Yes (NV3500, NV4500 Service) Transmission Automatic: Yes (4L60E, 4L80E Service) Drivetrain: Yes (Front Suspension, Rear Axle, Driveshaft, Differentials) Brakes: Yes (Front Disc, Rear Drum/Disc, ABS) Steering: Yes (Power Steering System, Steering Column) Suspension: Yes (Front Torsion Bar, Rear Leaf Spring) Electrical System: Yes (Wiring Diagrams, Components, Charging System, Starting System) HVAC: Yes (Heating, Ventilation, Air Conditioning Service) Body And Chassis: Yes (Frame, Body Panels, Doors, Glass, Interior Trim) Procedures Included Maintenance: Yes (Scheduled Service, Fluid Changes, Filter Replacements) Troubleshooting: Yes (Diagnostic Flowcharts, Symptom-based Diagnosis) Repair: Yes (Component Replacement, Overhaul, Adjustments) Diagnostics: Yes (Engine Codes, Sensor Data, System Testing) Electrical Troubleshooting: Yes (Component Testing, Wiring Repair) Technical Depth Depth: Comprehensive (Factory Level Detail) Diagnostics Level: Advanced (Includes Scan Tool Data Interpretation) Rebuild Procedures: Yes (Engine, Transmission, Differential Rebuilds) Manual Specifications File Format File Type: PDF (typically) Print Quality Image Resolution: High (Suitable for Printing) Binding Type Binding: N/A (Digital) Paper Type Paper Type: N/A (Digital) Searchability Text Search: Yes (Searchable PDF) Interactivity Hyperlinks: Likely (for navigation) Engine Specifications Primary Engine Engine Options: 4.3L V6 (Vortec 4300), 5.0L V8 (Vortec 5000), 5.7L V8 (Vortec 5700), 7.4L V8 (Vortec 7400) Engine Code 4.3L: LM4 Engine Code 5.7L: L31 Performance Horsepower 4.3L V6: 200 hp @ 4400 rpm Torque 4.3L V6: 260 lb-ft @ 2800 rpm Horsepower 5.7L V8: 255 hp @ 4600 rpm Torque 5.7L V8: 330 lb-ft @ 2800 rpm Fuel System Injection Type: Multi-Port Fuel Injection (MPFI) - Vortec Engines Fuel Type: Unleaded Gasoline Transmission Standard Standard Transmission: 5-Speed Manual (NV3500) Optional Optional Transmission 1: 4-Speed Automatic (4L60E - for 5.0L, 5.7L) Optional Transmission 2: 4-Speed Automatic (4L80E - for 7.4L) Heavy Duty Manual: 5-Speed Manual (NV4500 - for heavy-duty applications, typically diesel or specific payloads) Features AWD Availability: Available (NP233, NP243 Transfer Case) Dimensions Exterior Body Styles: Regular Cab, Extended Cab, Crew Cab (less common for C2500) Wheelbase Options: 132.5 inches (Regular Cab), 155.5 inches (Extended Cab) Weights Gvwr Range: Approximately 7,000 - 8,600 lbs (depending on configuration) Safety Features Ratings NHTSA Front Impact Rating: 4/5 Stars (Driver/Passenger) Active Features ABS: Standard (Anti-lock Braking System) on 4-wheel disc models, optional on others Passive Features Airbags: Driver-side airbag standard Technology Features Infotainment Radio Options: AM/FM Stereo with Cassette Player, Optional CD Player Driver Assistance Cruise Control: Available Connectivity OBD Ii Compliance: Yes (On-Board Diagnostics II compliant, introduced generally for 1996 models) Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles or 6 months, depending on oil type and driving conditions. Air Filter Replacement: Every 15,000-30,000 miles or as needed based on inspection. Spark Plug Replacement: Approximately 100,000 miles for some Vortec engines (may vary). Fluid Specifications Engine Oil Recommendation: API SG/SH, SAE 5W-30 or 10W-30 (check owner's manual for specific engine and climate recommendations) Coolant Type: GM P/N 1052877 or equivalent (Green Ethylene Glycol based) Automatic Transmission Fluid: Dexron III (GM P/N 12378370 or equivalent) Brake Fluid: DOT 3 Known Issues Vortec Intake Manifold Gaskets: Leaking intake manifold gaskets can lead to coolant leaks and vacuum issues. Tbi Engine Issues: Throttle Body Injection (less common on '96 models but relevant for earlier GMT400) can have issues with injectors or fuel pressure regulators. Heater Core: Heater core leaks are a known failure point, often causing coolant smells inside the cabin. Vehicle History Brand Heritage Chevrolet Truck Legacy: Longstanding reputation for durability and utility in the truck market. Model Evolution Gmt400 Introduction: GMT400 platform introduced in late 1987 for the 1988 model year, known for its redesigned styling and improved aerodynamics over its predecessor. Production Manufacturing Locations: Various GM assembly plants in North America (e.g., Fort Wayne, Indiana; Janesville, Wisconsin; Oshawa, Ontario). Awards & Recognition Recognitions Truck Of The Year: While not specifically for 1996, the GMT400 platform received various 'Truck of the Year' awards during its lifespan.