Basic Information Identification Make: Chevrolet Model: C2500 Year: 1999 Introduction Market Position Market Position: Essential resource for owners of the 1999 Chevrolet C2500 seeking to perform maintenance and repairs themselves, offering a cost-effective alternative to dealership service. Competitive Analysis Competitive Analysis: Superior to outdated printed manuals due to instant online access, searchability, and compatibility with modern devices. Offers licensed OE data, ensuring accuracy and completeness. Key Features Key Features: Officially licensed, OE-derived content, instant access, year-long subscription with renewal options, cross-platform compatibility, comprehensive coverage. Manual Details Coverage Areas Coverage Areas: Engine, Drivetrain, Brakes, Suspension, Steering, Electrical, HVAC, Body, Chassis Page Count Page Count: Extensive (Specific count not provided, but described as comprehensive for all service and repair) Manual Type Manual Type: Service and Repair Manual Software Language Language: English Format Format: PDF Download (Accessible via web browser on PC, laptop, smartphone, tablet) Manual Coverage Systems Covered Systems Covered: Engine mechanical, Engine electrical, Fuel system, Exhaust system, Cooling system, Lubrication system, Transmission (automatic & manual), Transfer case (4WD models), Drive axles, Suspension (front & rear), Steering system, Brake system (front & rear), ABS, Electrical system (wiring diagrams, components), HVAC system, Body control modules, Interior trim, Exterior body panels, Frame, Diagnostic procedures Procedures Included Procedures Included: Scheduled maintenance, Inspections, Diagnostics, Component removal and installation, Overhaul procedures, Troubleshooting guides, Wiring harness repair, System bleeding (brakes, clutch), Fluid changes, Tune-ups, Emissions controls repair Technical Depth Technical Depth: Comprehensive (OE-derived information for DIYers and professional technicians, covering everything from basic maintenance to complex repairs and diagnostics) Manual Specifications File Format File Format: PDF Print Quality Print Quality: High Resolution (Digital, optimized for screen viewing and printing) Binding Type Binding Type: N/A (Digital download) Paper Type Paper Type: N/A (Digital download) Engine Specifications Primary Engine Primary Engine Options: 5.7L (350 ci) V8 Vortec L31, 7.4L (454 ci) V8 Vortec L29. (Note: Other engines like the 4.3L V6 may be available depending on specific C2500 configuration, but the manual focuses on common V8 options for this generation). Performance 5.7L Horsepower 5.7L: Approx. 255 hp @ 4600 rpm Torque 5.7L: Approx. 330 lb-ft @ 2800 rpm Performance 7.4L Horsepower 7.4L: Approx. 300 hp @ 4000 rpm Torque 7.4L: Approx. 450 lb-ft @ 2400 rpm Fuel System Fuel System: Electronic Fuel Injection (EFI), Sequential Port Fuel Injection (SPFI) for Vortec engines. Ignition System Ignition System: Distributorless Ignition System (DIS) or traditional distributor with coil-near-plug depending on specific engine variant. Features Crankshaft Position Sensor (CKP) and Camshaft Position Sensor (CMP). Engine Management Engine Management System: PCM (Powertrain Control Module) controlling fuel delivery, ignition timing, emissions, and diagnostics. Transmission Standard Transmission Standard Transmission: Automatic transmission typically standard on C2500 models (e.g., 4L60-E, 4L80-E). Manual transmissions may have been available on specific configurations but less common for C2500. Optional Transmission Optional Transmission: Heavy-duty automatic transmission (e.g., 4L80-E) for higher Gross Vehicle Weight Ratings (GVWR) or towing applications. Features Transmission Features: Electronic shift control, torque converter lock-up, overdrive gears for improved fuel economy. Manual transmission clutch operation and service procedures will also be covered. Transfer Case Transfer Case: Manual or electronic shift transfer case for 4x4 models (e.g., NP243). Dimensions Exterior Length Exterior Length Typical: Varies by wheelbase (e.g., 231.0 - 248.5 inches for standard cab configurations) Exterior Width Exterior Width Typical: Approx. 79.5 inches Exterior Height Exterior Height Typical: Approx. 75.0 inches Wheelbase Wheelbase Options: 130 inches (Reg. Cab), 157 inches (Ext. Cab) Cargo Bed Cargo Bed Lengths: 6.5 ft, 8 ft Weights Curb Weight Typical: Approx. 4,600 - 5,500 lbs (depending on configuration) Gvw Range: 6,200 - 8,600 lbs (C2500 models) Towing Capacity Towing Capacity: Up to 10,000+ lbs (depending on configuration, engine, and axle ratio) Safety Features Ratings NHTSA Front Impact Driver: Not rated (NHTSA ratings for this era are less standardized) NHTSA Front Impact Passenger: Not rated Active Features Active Safety Features: Anti-lock Braking System (ABS) standard on front wheels, often rear-wheel ABS on 2WD and 4-wheel ABS on 4WD. Passive Features Passive Safety Features: Driver and passenger airbags, three-point seatbelts, side-door impact beams. Braking System Braking System Type: Power-assisted front disc brakes with rear drum brakes or optional rear disc brakes. Rear-wheel ABS and 4-wheel ABS available. Technology Features Infotainment Infotainment System: Basic AM/FM radio with cassette player or CD player. Optional premium sound systems available. Analog gauges and controls. Driver Assistance Driver Assistance Features: Limited to ABS. No advanced driver-assistance systems (ADAS) like adaptive cruise control or lane keeping assist. Connectivity Connectivity Features: No modern connectivity features like Bluetooth or USB ports. Some models may have had OnStar pre-wiring/hardware. Diagnostics Diagnostic System: OBD-II (On-Board Diagnostics II) compliant, allowing for scan tool access to diagnostic trouble codes (DTCs) for engine and transmission systems. Maintenance Service Intervals Oil 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...