🏷️ Basic Information Identification Make: Chevrolet Model: K1500 Year: 1998 Body Style: Light-Duty Pickup Truck Chassis Code: GMT400 Codes Platform: GMT400 👋 Introduction Market Position Positioning: Essential resource for owners and independent repair shops seeking OE-level repair data for the 1998 Chevrolet K1500. Competitive Analysis Alternatives: Competes with printed factory service manuals (FSMs) and other digital repair manual providers. Emphasizes convenience and licensed OE data. Key Features Licensed Content: Officially licensed, derived from OE (Original Equipment) materials. Accessibility: Accessible via web browser on PC, laptop, smartphone, or tablet with internet connection. Access Duration: 1-Year access with option for discounts on extended access. User Base: Ideal for DIY enthusiasts and professional mechanics. 📋 Manual Details Coverage Areas Primary Coverage: North America Page Count Estimated Page Count: Extensive (typically 1000+ pages for full service manual) Manual Type Type: Service and Repair Manual Software Language Language: English Format Format: PDF Download (Online Access with Web Browser) 📖 Manual Coverage Systems Covered Engine: Complete engine mechanicals, diagnostics, timing, cooling, lubrication, fuel, exhaust, emissions Transmission: Manual and Automatic transmission repair, diagnostics, fluid, torque converter, overhaul Drivetrain: Front axle, rear axle, driveshafts, U-joints, differential, transfer case (4WD) Brakes: Front and rear brake systems (disc/drum), ABS, hydraulic circuits, bleeding, component replacement Steering: Power steering system, steering column, rack and pinion/steering gearbox, alignment Suspension: Front and rear suspension components, shock absorbers, springs, control arms, ball joints, bushings Electrical: Complete electrical system, wiring diagrams, charging system, starting system, lighting, instruments, power accessories, body control modules HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system operation, diagnosis, component replacement, refrigerant handling Body: Body panels, doors, windows, locks, interior trim, bumpers, exterior trim, chassis components Procedures Included Maintenance: Routine maintenance, oil changes, filter replacements, fluid checks, spark plug replacement, belt inspection/replacement Troubleshooting: Diagnostic procedures, symptom-based troubleshooting, fault code interpretation Repair: Step-by-step repair instructions for all major systems and components Diagnostics: Detailed diagnostic flowcharts and procedures for common and complex issues Technical Depth Depth: Comprehensive, covering basic DIY repairs to advanced engine and transmission overhauls Diagnostic Tools: Information on using diagnostic equipment (OBD-I/OBD-II scan tools where applicable), multimeter usage 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High resolution, searchable text, printable pages Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ 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 Example 4.3L: LW1, L35 Engine Code Example 5.0L: L30 Engine Code Example 5.7L: L31 (Vortec) Engine Code Example 7.4L: L29 (Vortec) Performance Horsepower 4.3L: Approx. 200 hp @ 4400 rpm Torque 4.3L: Approx. 260 lb-ft @ 2800 rpm Horsepower 5.7L: Approx. 255 hp @ 4600 rpm Torque 5.7L: Approx. 330 lb-ft @ 2800 rpm Fuel System Fuel Delivery: Multi-port Fuel Injection (MPFI) or Central Sequential Fuel Injection (CSFI) on some V6 models, Sequential Fuel Injection (SFI) on V8 models. Fuel Type: Unleaded Gasoline 🔧 Transmission Standard Standard Transmission: NV3500 5-speed manual (some configurations) Optional Optional Transmission Automatic: 4L60-E 4-speed automatic (RWD and 4WD), 4L80-E 4-speed automatic (heavy-duty applications, including 7.4L) Features Transmission Features: Overdrive gearing, electronic control on automatic transmissions 📐 Dimensions Exterior Wheelbase Std: 130.0 inches Wheelbase Ext: 144.5 inches (Extended Cab) Overall Length Std: 211.0 inches (with standard bed) Weights Curb Weight Approx: 4,300 - 5,000 lbs (depending on configuration) 🛡️ Safety Features Ratings NHTSA Ratings Driver Front: Not comprehensively rated by modern NHTSA standards; generally considered robust for its era. NHTSA Ratings Passenger Front: Not comprehensively rated by modern NHTSA standards. Active Features ABS: Available Anti-lock Braking System (ABS) on rear wheels or all four wheels. Passive Features Airbags: Driver-side airbag standard. Seatbelts: Three-point front seatbelts, available shoulder belts for rear passengers in extended cabs. 💡 Technology Features Infotainment Audio System: Factory AM/FM radio, cassette player, optional CD player, basic speaker systems. Driver Assistance Cruise Control: Standard or optional cruise control. Connectivity Onboard Diagnostics: OBD-I on earlier models, transitioning to OBD-II system by 1996 model year for emissions and diagnostic purposes. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000 miles or 3 months, or consult owner's manual for specific recommendations based on driving conditions. Transmission Fluid Interval: Check every oil change, replace/flush at 50,000-100,000 miles depending on usage and fluid type. Spark Plug Replacement: Varies by engine, e.g., Vortec engines often use extended-life plugs; consult manual for specific intervals. Fluid Specifications Engine Oil Viscosity: 5W-30 or 10W-30 synthetic blend or conventional (refer to manual for precise application). Engine Oil Capacity: Approx. 4.5 - 5.5 quarts with filter, depending on engine. Transmission Fluid Type: Dexron III (ATF) Coolant Type: Conventional Green Ethylene Glycol (50/50 mix with distilled water) Brake Fluid Type: DOT 3 Known Issues Intake Manifold Gaskets: Leaking intake manifold gaskets, especially on 5.7L and 5.0L Vortec engines, causing coolant or oil leaks....