This comprehensive 1986 Chevrolet Van G10, G20, G30 Service and Repair Manual provides detailed instructions, diagrams, and specifications for maintaining, servicing, diagnosing, and repairing your vehicle. This is the same manual used by technicians at dealerships, offering you the most accurate and up-to-date information.

The manual covers all models and includes everything from basic maintenance to complex repairs. It features step-by-step instructions, clear illustrations, wiring schematics, and detailed specifications. You can easily find the information you need, without needing to flip through multiple books.

The manual covers a wide range of topics including:

* **Maintenance:** Regular maintenance procedures for optimal performance.
* **Engine:** Detailed information on engine components, operation, and repair.
* **Control System:** Thorough explanations of the vehicle's control systems.
* **Mechanical:** Comprehensive coverage of mechanical systems, including brakes, steering, suspension, and drivetrain.
* **Fuel Service Specifications:** Specifications for fuel system components and maintenance.
* **Emission Control:** Instructions and diagrams for emission control system diagnosis and repair.
* **Intake Exhaust Cooling:** In-depth information on intake, exhaust, and cooling systems.
* **Lube:** Guidance on lubrication procedures and specifications.
* **Ignition Starting Charging:** Detailed explanations of ignition, starting, and charging systems.
* **Auto Transmission Clutch:** Information on automatic transmission components, operation, and repair.
* **Manual Transmission:** Instructions for manual transmission maintenance and repair.
* **Transfer Propeller Shaft:** Details on transfer case and propeller shaft systems.
* **Drive Shaft:** Information on driveshaft operation and maintenance.
* **Differential:** Explanations of differential components and repair procedures.
* **Axle Suspension:** Comprehensive coverage of axle and suspension systems.
* **Tire & Wheel:** Guidance on tire and wheel maintenance and repair.
* **Brake Control:** Detailed explanations of brake control systems.
* **Brake:** Information on brake components, operation, and repair.
* **Parking Brake:** Instructions for parking brake adjustments and repairs.
* **Steering Column:** Details on steering column components and operation.
* **Power Steering:** Information on power steering system maintenance and repair.
* **Air Condition:** Comprehensive coverage of air conditioning systems and components.
* **Suppl Restraint System:** Details on supplementary restraint systems, including airbags.
* **Seat Belt:** Information on seatbelt operation and maintenance.
* **Engine Immobilizer:** Instructions for engine immobilizer system diagnostics.
* **Cruise Control:** Guidance on cruise control system operation and repair.
* **Wiper & Washer:** Information on wiper and washer system maintenance.
* **Door Lock:** Details on door lock mechanisms and repairs.
* **Meter Audio/Visual:** Explanations of instrument panel gauges and warning lights.
* **Horn:** Instructions for diagnosing and repairing horn problems.
* **Windshield/Glass Mirror:** Information on windshield, glass, and mirror replacement.
* **Instrument Panel:** Instructions for instrument panel repairs and maintenance.
* **Seat:** Details on seat components, adjustments, and repairs.
* **Engine Hood/ Door:** Information on engine hood and door operation and repair.
* **Exterior & Interior:** Instructions for maintaining and repairing the vehicle's exterior and interior.
* **Electrical:** Comprehensive coverage of electrical systems and components.
* **Multiplex/ Can Communication:** Information on multiplex and CAN communication systems.

This manual will empower you to confidently maintain and repair your 1986 Chevrolet Van, saving you money and providing you with a greater understanding of your vehicle.

The 1986 Chevrolet Van G10, G20, and G30 represent the final year of production for the iconic, full-size van platform that had been serving the American public since the early 1960s. These vans, while carrying the "Chevrolet" badge, were actually built by General Motors' subsidiary, GMC, as part of a shared platform strategy. The G10, G20, and G30 designations referred to the van's gross vehicle weight rating (GVWR), with the G10 being the lightest and the G30 the heaviest. They offered a wide range of configurations, including passenger, cargo, and crew cab models, catering to both personal and commercial needs. Powertrain options included the 4.3L V6, the 5.0L V8, and the 5.7L V8, coupled with either a 4-speed or 3-speed automatic transmission. Built on a rugged ladder frame chassis, these vans were known for their durability and versatility, making them popular for everything from family road trips to work truck applications.

Despite their age, 1986 Chevrolet G10, G20, and G30 vans remain popular choices among enthusiasts and professionals alike. Their robust construction and ample space make them ideal for conversions, whether it's turning them into mobile homes, food trucks, or specialized work vehicles. However, their age also necessitates a thorough understanding of their mechanics, making a comprehensive service and repair manual a vital tool for any owner. Such a manual would provide detailed information on everything from routine maintenance schedules to complex engine repairs, ensuring the van's longevity and reliable performance. Whether tackling a simple oil change or a major engine overhaul, a detailed service manual serves as an invaluable companion for anyone who owns or works on a 1986 Chevrolet G10, G20, or G30 van.