🏷️ Basic Information Identification Make: GMC Model: K3500 Year: 1994 Codes Chassis Code: GMT400 👋 Introduction Market Position Market Position: A comprehensive digital service and repair manual designed for DIY enthusiasts and professional technicians, providing factory-level information for the 1994 GMC K3500. Target Audience: Owners who perform their own maintenance and repairs, independent repair shops, and enthusiasts seeking in-depth technical knowledge of their 1994 GMC K3500. Competitive Analysis Competitive Analysis: Offers a modern, convenient, and often more up-to-date alternative to out-of-print paper manuals. Licensed OE data ensures accuracy and completeness compared to generic online forums or unofficial guides. Key Features Key Features: Licensed OE data, user-friendly interface, accessible across multiple devices, detailed diagnostic procedures, comprehensive component coverage, instant online access. 📋 Manual Details Coverage Areas Coverage Areas: Engine, Drivetrain, Transmission, Brakes, Suspension, Steering, Electrical System, HVAC, Body and Chassis, Fuel System, Cooling System, Exhaust System, Starting and Charging System, Ignition System, Emissions Control System, Diagnostic Procedures, Troubleshooting, Wiring Diagrams, Specifications, Maintenance Schedules Page Count Estimated Page Count: 1500+ Manual Type Manual Type: Service and Repair Manual (Software) Language Language: English Format Format: Online/Digital Access (Web Browser) 📖 Manual Coverage Systems Covered Systems Covered: Engine Mechanical, Engine Performance, Fuel System, Ignition System, Starting System, Charging System, Cooling System, Exhaust System, Lubrication System, Emission Control System, Manual Transmission, Automatic Transmission, Transfer Case, Driveshafts, Axles, Suspension (Front & Rear), Steering System, Brake System (Front & Rear), ABS System, Electrical System (Power Distribution, Lighting, Instrumentation, Accessories), HVAC System, Body Interior and Exterior, Frame and Bumpers, Diagnosis and Testing, Component Replacement, Overhaul Procedures Electrical System Detail: Detailed coverage of battery, starting and charging systems, lighting (headlights, taillights, interior), instrument cluster, power windows/locks, wipers, horn, and accessory circuits. Extensive wiring diagrams provided. Body Chassis Coverage: Includes information on frame inspection and repair, body panel replacement, door mechanisms, tailgate, bumpers, glass, weatherstripping, and interior trim removal/installation. Procedures Included Procedures Included: Routine Maintenance, Scheduled Maintenance, Troubleshooting and Diagnosis, Component Removal and Installation, Component Overhaul and Rebuilding, Electrical System Diagnostics, Wiring Harness Repair, HVAC System Servicing, Brake System Bleeding and Repair, Suspension Alignment and Repair, Steering System Component Replacement, Engine Tune-Up, Fluid Changes, Filter Replacements, Belt Adjustments and Replacements, Torque Specifications, Diagnostic Trouble Codes (DTCs) Interpretation Diagnostic Procedures: Step-by-step diagnostic guides for common drivability issues, electrical faults, HVAC problems, and brake system malfunctions. Includes symptom-based troubleshooting and DTC interpretation. Technical Depth Technical Depth: Comprehensive Factory-Level Detail, Advanced Diagnostics, Complete Rebuild Procedures, Detailed Wiring Diagrams, Component-Specific Technical Specifications Torque Specifications: Detailed torque specifications for all critical fasteners, including engine components, suspension parts, brake assemblies, and drivetrain components. 📊 Manual Specifications File Format File Format: Web-based application accessible via standard web browser Accessibility: Compatible with PC, laptop, smartphone, or tablet with internet connection and web browser. Provides a year of access with discounts for extended access. Print Quality Print Quality: N/A (Digital Access) Binding Type Binding Type: N/A (Digital Access) Paper Type Paper Type: N/A (Digital Access) ⚙️ Engine Specifications Primary Engine Primary Engine Options: 4.1L (250 cu in) V6, 5.0L (305 cu in) V8, 5.7L (350 cu in) V8, 7.4L (454 cu in) V8 Performance Performance Data: Horsepower and torque figures vary significantly by engine option. The 5.7L V8 typically produced around 200-210 hp and 300-310 lb-ft of torque. Detailed specifications for each engine are covered within the manual. Compression Ratio: Varies by engine. Typically around 8.0:1 to 9.0:1. Manual provides specific ratios for each engine. Torque Figures: Example: 5.7L V8 (L05) producing approximately 300-310 lb-ft at around 2,400 RPM. Specific figures are engine-dependent and detailed in the manual. Fuel System Fuel System Type: Throttle Body Injection (TBI) or Multi-Port Fuel Injection (MPFI) depending on engine. Manual covers fuel pump, injectors, fuel pressure regulator, and lines. Fuel Pressure Specification: Typically 9-13 PSI for TBI systems. Manual provides exact specifications. Engine Identification Engine Codes: 4.1L V6 (L30), 5.0L V8 (L03), 5.7L V8 (L05), 7.4L V8 (L29). Manual provides detailed identification procedures. Cooling System Cooling System Capacity: Approximately 14-18 quarts depending on engine and configuration. Manual details exact capacities. 🔧 Transmission Standard Standard Transmission Options: 4-speed Manual (NV4500 series for heavy duty applications), 4-speed Automatic (4L60E, 4L80E) Optional Optional Transmission Options: Not explicitly optional, but different automatic variants existed based on engine and duty cycle. Features Transmission Features: Coverage includes component identification, removal and installation, internal adjustments, hydraulic system diagnostics, and fluid specifications. Torque converter operation for automatics is detailed. Transmission Identification Automatic Transmission Codes: 4L60E (light-duty electronically controlled), 4L80E (heavy-duty electronically controlled). Manual Transmission Codes: NV4500 (New Venture Gear 5-speed, though some 4-speeds were used in earlier heavy-duty models, the manual would likely cover the dominant 5-speed for this era). Fluid Specifications Manual Transmission Fluid: GL-4 or GL-5 gear oil, typically 75W-90 or 80W-90. Manual specifies exact type and capacity. 📐 Dimensions Exterior Exterior Dimensions: Varies by cab style (Regular Cab,...