2019 Volvo VNR 640 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Tractor Truck - Long Conventional 2-Door
Engines covered
- 10.8L 661Cu. In. l6 DIESEL SOHC Turbocharged
- 12.8L 780Cu. In. l6 DIESEL SOHC Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Volvo Trucks North America (Volvo) is recalling certain 2019 Volvo VNL and VNR trucks equipped with Jost fifth wheel couplings. The fifth wheel may have an outboard slider bracket that is too narrow,
If the trailer separates from the tractor, it can increase the risk of a crash.
Volvo will notify owners, and dealers will inspect the fifth wheel slider bracket, replacing it as n
Volvo Trucks North America (Volvo Trucks) is recalling certain 2019-2020 VAH, VHD, VNL, and VNR vehicles. The t-bolt clasps on the transmission auxiliary air tank straps may have been over-tightened,
The deformation of the air tank strap t-bolts may cause the t-bolt to disconnect from the strap allo
Volvo Trucks will notify owners, and dealers will inspect and replace the air tank strap, if necessa
Volvo Trucks North America (Volvo Trucks) is recalling certain 2018-2020 VAH, VHD, VNL, and VNR vehicles. The fuse in the transmission circuit may blow, preventing the transmission from shifting.
If the fuse blows the transmission may not shift, increasing the risk of a crash.
Volvo Trucks will notify owners, and dealers will inspect and replace the fuse, if necessary, free o
Volvo Trucks North America (Volvo) is recalling certain 2018-2021 VNL and VNR buses. The Gross Axle Weight Rating (GAWR) for the rear drive axles stated on the Federal Certification Label exceeds the
If the rear axles are overloaded, over time the wheel hubs may fail prematurely, increasing the risk
Volvo will notify owners and send corrected replacement labels, free of charge. The recall began Au
