🏷️ Basic Information Identification Make: GMC Model: K2500 Year: 1996 Model Code: GMT400 platform (specifically C/K series) Generation Generation Identifier: Second Generation (GMT400) Generation Years: 1995-2000 👋 Introduction Market Position Vehicle Segment: Heavy-Duty Pickup Truck Target Audience: Commercial users, fleet owners, and individual owners who perform their own maintenance and repairs. Competitive Analysis Competitors: Ford F-250, Dodge Ram 2500 Key Features Manual Advantage: Official licensing and OE material derivation ensures accuracy and completeness. Convenience: Instant online access, platform compatibility, and user-friendly interface. Cost Effectiveness: Significant savings compared to dealership labor costs. 📋 Manual Details Coverage Areas Primary Coverage: Mechanical, Electrical, Body, and Maintenance Engine Coverage: Vortec 5.0L V8, Vortec 5.7L V8, 7.4L V8 Drivetrain Coverage: 2WD (RWD) and 4WD (AWD) drivetrains, Transfer Case, Axles Chassis Coverage: Suspension (front and rear), Steering System, Brakes (front disc, rear drum/disc options) Electrical Coverage: Wiring Diagrams, Electrical Components, Lighting, HVAC Controls Body Coverage: Body Panels, Doors, Glass, Interior Trim, Bumpers Page Count Estimated Page Count: Thousands (comprehensive factory-derived data) Manual Type Type: Service and Repair Manual (Software) Language Language: English Format Delivery Format: Online/Digital Access Access Method: Web Browser (PC, Laptop, Smartphone, Tablet) Access Duration: 1 Year (with renewal discounts) 📖 Manual Coverage Systems Covered Powertrain: Engine Mechanical, Fuel System, Ignition System, Cooling System, Lubrication System, Exhaust System, Powertrain Control Module (PCM) Drivetrain: Manual Transmission, Automatic Transmission (4L60E, 4L80E), Transfer Case (NV241), Drive Axles, Propeller Shafts Suspension Steering: Front Independent Suspension (torsion bar), Rear Solid Axle with Leaf Springs, Power Steering System, Steering Gear Brakes: Front Disc Brakes (with ABS option), Rear Drum or Disc Brakes, Parking Brake System Electrical System: Battery, Charging System, Starting System, Ignition System, Lighting, Instrumentation, Power Windows, Power Locks, Mirrors, Wiper/Washer System HVAC: Air Conditioning System, Heater System, Ventilation System, Climate Control Procedures Included Maintenance: Oil Changes, Fluid Checks and Changes, Filter Replacements, Spark Plug Replacement, Belt Inspection and Replacement Diagnostics: Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Symptom-Based Diagnosis Repair Overhaul: Engine Rebuilds, Transmission Overhauls, Brake System Repairs, Suspension Component Replacement, Steering Gear Reconditioning Electrical Repair: Component Testing and Replacement, Wiring Harness Repair, Fuse and Relay Diagnosis Body Repair: Panel Replacement, Door Alignment, Glass Replacement, Interior Trim Installation Technical Depth Depth: Comprehensive Factory-Level Detail Detail Level: Includes torque specifications, tolerances, component removal/installation sequences, and diagnostic flowcharts. 📊 Manual Specifications File Format Digital Format: Web-based application accessible via internet browser Print Quality Online Quality: High-resolution graphics, schematics, and text. Binding Type Binding: N/A (Digital) Paper Type Paper: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Option 1: 5.0L (305 cid) Vortec V8 (L30) Engine Option 2: 5.7L (350 cid) Vortec V8 (L31) Engine Option 3: 7.4L (454 cid) Vortec V8 (L29) Performance 5.0L V8 Horsepower: Approx. 220 hp @ 4600 rpm 5.0L V8 Torque: Approx. 290 lb-ft @ 3200 rpm 5.7L V8 Horsepower: Approx. 255 hp @ 4600 rpm 5.7L V8 Torque: Approx. 330 lb-ft @ 2800 rpm 7.4L V8 Horsepower: Approx. 290 hp @ 4000 rpm 7.4L V8 Torque: Approx. 410 lb-ft @ 3200 rpm Fuel System Fuel Delivery: Multi-port Electronic Fuel Injection (MPI) Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: 5-Speed Manual (NV4500) Optional Optional Transmission 1: 4-Speed Automatic (4L60E) - Used with 5.0L and 5.7L engines Optional Transmission 2: 4-Speed Automatic (4L80E) - Used with 5.7L and 7.4L engines (heavy-duty applications) Features Transfer Case: Electronic Shift Transfer Case (NV241C) 📐 Dimensions Exterior Wheelbase Options: 130" (Regular Cab), 155" (Extended Cab) Weights Gvwr: Varies by configuration, typically 7,700 lbs to 8,600 lbs Curb Weight: Varies significantly by engine and configuration, starting around 5,000 lbs 🛡️ Safety Features Ratings NHTSA Ratings: Specific ratings for 1996 are not readily available in a comparable format to modern standards. Generally designed for robust use. Active Features ABS: Available Anti-lock Braking System (ABS) Passive Features Airbags: Driver-side airbag Seatbelts: Front lap and shoulder belts, rear lap belts (depending on cab configuration) 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette tape player, optional CD player. Basic analog controls. Driver Assistance Cruise Control: Available electronic cruise control. Connectivity Phone Integration: N/A (No factory Bluetooth or integrated smartphone connectivity) 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or 3-6 months, depending on driving conditions (refer to manual for specific recommendations). Transmission Fluid Change: Every 30,000-60,000 miles or as per manual, especially for heavy-duty use. Coolant Change: Every 30,000-50,000 miles or 2-3 years. Fluid Specifications Engine Oil: API Service SG, SH, or SJ rated oil. Viscosity typically 5W-30 or 10W-30 (check manual for specific engine/temperature ranges). Transmission Fluid Automatic: Dexron III (or equivalent) Transmission Fluid Manual: GL-4 or GL-5 gear oil (specific weight to be confirmed in manual) Coolant: Ethylene Glycol based, typically a 50/50 mix with distilled water. Known Issues Common Problems 1: Torsion bar keys sagging (causing front end to droop), worn tie rod ends and ball...