1990 Chevrolet C2500 Service & Repair Manual Software

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Basic Information Identification Make: Chevrolet Model: C2500 Model Year: 1990 Codes Chassis Code: GMT400 Introduction Market Position Market Position: A robust and capable full-size pickup truck, the Chevrolet C2500 was...

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标签: 1990 C/K C2500 Cars Chevrolet Truck

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Description

Basic Information
Identification
Make:	Chevrolet
Model:	C2500
Model Year:	1990
Codes
Chassis Code:	GMT400

Introduction
Market Position
Market Position:	A robust and capable full-size pickup truck, the Chevrolet C2500 was a workhorse in its segment, competing with Ford F-250 and Dodge Ram trucks.
Competitive Analysis
Competitive Analysis:	The C2500 offered a blend of durability, towing capacity, and a comfortable ride for its era, appealing to tradespeople, fleet operators, and those needing a heavy-duty vehicle.
Key Features
Key Features:	Introduction of the GMT400 platform, known for its more aerodynamic styling and improved chassis design compared to previous generations. Available in various cab and bed configurations.

Manual Details
Coverage Areas
Coverage Areas:	Full Service and Repair
Page Count
Page Count:	Extensive (digital format, content equivalent to several hundred printed pages)
Manual Type
Manual Type:	Service and Repair Manual Software
Language
Language:	English
Format
Format:	PDF Download / Online Access

Manual Coverage
Systems Covered
Engine:	All gasoline engines (4.3L V6, 5.0L V8, 5.7L V8, 7.4L V8)
Engine Management:	Fuel injection systems (TBI, MPFI), ignition systems, emissions controls, diagnostic trouble codes (DTCs)
Transmission:	Manual and automatic transmissions (e.g., NV3500, TH700R4/4L60, 4L80E)
Drivetrain:	Rear-wheel drive (RWD), Four-wheel drive (4WD) systems, transfer cases, drive shafts, differentials
Suspension:	Front independent suspension (IFS), rear leaf spring suspension, shock absorbers, ball joints, control arms, steering knuckles
Steering:	Power steering system, steering column, steering gear/rack and pinion (depending on configuration)
Brakes:	Front disc brakes, rear drum brakes, hydraulic systems, parking brake, ABS (if equipped)
Electrical:	Starting and charging system, battery, alternator, starter motor, lighting, fuses, relays, power distribution
Body:	Body panels, doors, windows, mirrors, bumpers, interior trim, cab configurations (Regular, Extended)
HVAC:	Heating, ventilation, and air conditioning (HVAC) systems, components, and controls
Wiring Diagrams:	Comprehensive electrical wiring diagrams for all systems
Procedures Included
Maintenance:	Routine maintenance, oil changes, filter replacements, tune-ups, lubrication schedules
Troubleshooting:	Diagnostic procedures for common problems, symptom-based troubleshooting guides
Repair:	Step-by-step repair procedures for all major components and systems
Rebuild:	Detailed instructions for engine, transmission, and differential rebuilds
Specifications:	Torque specifications, clearances, fluid capacities, pressures
Technical Depth
Technical Depth:	Factory-level diagnostic and repair information for professional technicians and advanced DIYers

Manual Specifications
File Format
File Format:	PDF
Print Quality
Print Quality:	High-resolution, searchable text, clear diagrams and illustrations
Binding Type
Binding Type:	N/A (Digital Download/Online Access)
Paper Type
Paper Type:	N/A (Digital Format)

Engine Specifications
Primary Engine
Engine Options:	4.3L (262 cu in) Vortec V6, 5.0L (305 cu in) V8, 5.7L (350 cu in) V8, 7.4L (454 cu in) V8
Performance
Horsepower Range:	160-230 hp (depending on engine and configuration)
Torque Range:	230-380 lb-ft (depending on engine and configuration)
Fuel System
Fuel Delivery:	Throttle Body Injection (TBI) for smaller engines, Multi-Port Fuel Injection (MPFI) for larger engines
Fuel Type:	Unleaded gasoline

Transmission
Standard
Standard Transmission:	Manual transmission (e.g., NV3500 5-speed) likely standard on base models
Optional
Optional Transmission:	Automatic transmissions (e.g., 4L60 4-speed, 4L80E 4-speed heavy-duty automatic)
Features
Transmission Features:	Overdrive gear for improved fuel economy and reduced engine strain at highway speeds

Dimensions
Exterior
Wheelbase Options:	130" (Regular Cab), 155" (Extended Cab/Long Bed)
Bed Length Options:	6.5 ft (short bed), 8.0 ft (long bed)
Weights
Gvwr:	Typically ranges from 6000 lbs to 8600 lbs depending on configuration and options
Curb Weight:	Varies significantly based on engine, cab, and drivetrain; generally in the 4500-5500 lb range.

Safety Features
Ratings
Safety Ratings:	NHTSA ratings vary by specific configuration and test procedures of the era. Generally, trucks of this vintage did not have standardized crash test ratings as we know them today.
Active Features
Active Safety:	ABS (Anti-lock Braking System) available as an option, particularly on heavier-duty configurations.
Passive Features
Passive Safety:	Lap and shoulder seat belts, collapsible steering column, reinforced safety cage construction.

Technology Features
Infotainment
Infotainment Features:	Basic AM/FM radio with cassette player, optional CD player. Analog gauges and physical controls for HVAC and other functions.
Driver Assistance
Driver Assistance Features:	Limited driver assistance features typical for the era. Primary focus on mechanical reliability and basic comfort.
Connectivity
Connectivity:	No modern connectivity features like Bluetooth or USB. Basic power accessories (windows, locks) may be optional.

Maintenance
Service Intervals
Oil Change Interval:	Typically every 3,000-5,000 miles or 6 months, depending on driving conditions and oil type.
Transmission Fluid Change:	Recommended every 30,000-60,000 miles for automatic transmissions, depending on service severity.
Coolant Flush:	Every 30,000-60,000 miles or 2-4 years.
Fluid Specifications
Engine Oil Type:	API SG or SG/CD certified oils. Viscosity grades: 5W-30, 10W-30, 10W-40, 15W-40 depending on ambient temperature (consult manual for specifics).
Coolant Type:	Ethylene glycol-based coolant, typically a green type (Dex-Cool not applicable for this era). Mix 50/50 with distilled water.
Transmission Fluid Type Auto:	Dexron-III (or equivalent) automatic transmission fluid (ATF).
Transmission Fluid Type Manual:	GL-4 or GL-5 gear oil (specific weight depends on transmission model).
Brake Fluid Type:	DOT 3 hydraulic brake fluid.
Known Issues
Known Issues:	Common issues can include intake manifold gasket leaks (especially on 5.7L engines), worn valve seals leading to oil consumption, transmission cooler line leaks, and potential for rust in common areas like wheel wells and cab corners.
Electrical Gremlins:	Aging electrical components and wiring can lead to intermittent issues with lights, sensors, and accessories. The manual's wiring diagrams are crucial for diagnosis.
Fuel System Maintenance
Fuel Filter Replacement:	Recommended replacement interval around 30,000 miles.

Vehicle History
Brand Heritage
Brand Heritage:	Chevrolet has a long and storied history in the truck market, with the 'C/K' series being a cornerstone of their lineup for decades, known for reliability and capability.
Model Evolution
Model Evolution:	The 1990 C2500 represents the initial production year of the highly influential GMT400 platform, which replaced the older C/K trucks. This platform introduced significant design and engineering updates.
Production
Production Location:	Assembly plants across North America (e.g., Fort Wayne, Indiana; Oshawa, Ontario)

Awards & Recognition
Recognitions
Recognitions:	The GMT400 platform was generally well-received for its modern design and improved performance over its predecessors, contributing to Chevrolet's strong position in the truck market.