🏷️ Basic Information Identification Make: GMC Model: K2500 Year: 1998 Codes Platform: GMT400 👋 Introduction Market Position Target Audience: Do-it-yourself (DIY) mechanics, independent repair shops, fleet maintenance personnel. Competitive Analysis Comparison To Print: Offers greater convenience, instant access, and potentially lower cost compared to traditional printed manuals. Eliminates issues of obsolescence or difficulty in finding older printed versions. Key Features Convenience: Accessible from multiple devices with an internet connection, eliminating the need for physical storage. Accuracy: Derived from OE (Original Equipment) materials, ensuring factory-level accuracy. Breadth Of Coverage: Covers a wide range of systems and repair procedures for the specified vehicle. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual (Software) Language: English Format: Online Software Access Access Duration: 1 Year (with renewal discounts) Access Devices: PC, Laptop, Smartphone, Tablet Licensing: Officially Licensed, OE Material Derived 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder heads, pistons, crankshaft, camshaft, lubrication system, cooling system, exhaust system Engine Electrical: Ignition system, fuel injection system (TBI/MPI), emission control systems, starter, alternator, engine sensors Transmission Drivetrain: Automatic transmissions (e.g., 4L60E, 4L80E), manual transmissions, transfer case (4WD), drive axles, differentials Suspension Steering: Front suspension (independent), rear suspension (leaf springs), steering gear, power steering system, steering column Brakes: Front disc brakes, rear drum brakes, hydraulic system, parking brake, ABS (Anti-lock Braking System) Electrical Chassis: Lighting system, power windows, power locks, mirrors, horn, wipers, interior and exterior lamps Electrical Body: Instrument panel, HVAC controls, audio system, body control modules, wiring diagrams HVAC: Heating system, air conditioning system, blower motor, controls, refrigerant handling Fuel System: Fuel tank, fuel pump, fuel lines, fuel filter, fuel injectors Body And Frame: Body panels, doors, hood, tailgate, interior trim, structural components Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement Repair Procedures: Engine component replacement, transmission overhaul, brake caliper replacement, suspension arm replacement, steering rack repair Diagnostic Procedures: Troubleshooting common drivability issues, electrical system diagnostics, DTC (Diagnostic Trouble Code) lookup and interpretation Specifications Data: Torque specifications, fluid capacities, clearances, timing settings, diagnostic parameter ranges Technical Depth Depth Level: Comprehensive: from basic preventative maintenance to complete engine and transmission rebuilds, including detailed electrical diagnostics and wiring diagrams. 📊 Manual Specifications File Format Software Type: Web-based application accessed via browser Searchability: Likely searchable text content Print Quality Print Option: Pages can be printed from the web interface Binding Type Binding Type: Not applicable (digital format) Paper Type Paper Type: Not applicable (digital format) ⚙️ Engine Specifications Primary Engine Engine Options: 5.0L V8 (VIN N), 5.7L V8 (VIN R - Vortec), 7.4L V8 (VIN Y - Vortec) Performance 5.0L V8 Torque Approx: Approx. 275 lb-ft @ 2400 RPM 5.7L Vortec V8 Horsepower: Approx. 255-260 hp @ 4600 RPM 5.7L Vortec V8 Torque: Approx. 330-335 lb-ft @ 2800 RPM 7.4L Vortec V8 Horsepower: Approx. 300-310 hp @ 4000 RPM 7.4L Vortec V8 Torque: Approx. 410-415 lb-ft @ 3200 RPM Fuel System Fuel Delivery Type: Central Sequential Fuel Injection (CSFI) or Multi-Port Fuel Injection (MPFI) depending on engine and specific production date. Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: 4-speed automatic (e.g., 4L60E for lighter duty, 4L80E for heavier duty applications) Optional Optional Transmission: 5-speed manual transmission (e.g., NV4500) Features 4Wd System: GMC's proprietary electronic or manual shift 4WD system with transfer case. 📐 Dimensions Exterior Body Styles: Regular Cab, Extended Cab Bed Lengths: 6.5 ft, 8 ft Weights Curb Weight Range: Approximately 4,500 - 6,000 lbs (varies by configuration) Gvw Range: 8,600 lbs - 10,000 lbs (depending on configuration) 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: Not explicitly rated for this year and model in a standardized manner comparable to modern tests. Generally considered robust for its era. Active Features Active Safety Features: Anti-lock Braking System (ABS) on all four wheels. Passive Features Passive Safety Features: Seat belts, reinforced cabin structure. 💡 Technology Features Infotainment Infotainment System: Basic AM/FM stereo with cassette player or optional CD player. Limited digital integration by modern standards. Driver Assistance Driver Assistance Features: None typical for this era beyond ABS. Connectivity Connectivity Options: No integrated Bluetooth or 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 based on oil type (conventional vs. synthetic). Transmission Fluid Change: Every 30,000-60,000 miles, or as per severe service schedule. Consult manual for exact interval and fluid type. Coolant Change: Every 2-5 years or 30,000-100,000 miles (depending on coolant type - traditional green vs. extended life). Fluid Specifications Engine Oil Viscosity: Typically SAE 5W-30 for most conditions. Check manual for specific engine recommendations and operating temperature ranges. Transmission Fluid Type: Dexron III/Mercon (for 4L60E/4L80E automatics) Coolant Type: Ethylene glycol-based, typically green in color (traditional type). Brake Fluid Type: DOT 3 Known Issues Common...