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2020 Volvo VNR 300 Service and Repair Manual
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$49.99 USD
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Fits the 2020 VNR 300 — Base Tractor Truck - Medium Conventional 2-Door ·
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2020 Volvo VNR 300 Service and Repair Manual
Regular price
$49.99 USD
Unit price
2020 Volvo VNR 300 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 - Medium 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 Trucks) is recalling certain 2020-2021 VNL and VNR trucks. The steering gear fasteners may have not been properly tightened.
Consequence
The loose fasteners may result in a loss of vehicle control, increasing the risk of a crash.
Remedy
Volvo Trucks will notify owners, and dealers will tighten the steering gear fasteners to specificati
Volvo Trucks North America (Volvo Trucks) is recalling certain 2020 VNL and VNR vehicles equipped with HD94 Sheppard gear variants. The steering gear mounting fasteners may be insufficiently tightene
Consequence
A loose steering gear can cause a loss of vehicle control, increasing the risk of a crash.
Remedy
Volvo Trucks will notify owners, and dealers will inspect and re-torque the steering gear to a highe
Volvo Trucks North America (Volvo Trucks) is recalling certain 2020-2024 VNR Electric vehicles. The coolant line in the high voltage battery pack may not be fully seated and locked, which can result
Consequence
A battery short circuit increases the risk of a fire.
Remedy
Volvo Trucks will work with the battery manufacturer Akasol to inspect and replace the batteries, as
Volvo Trucks North America (Volvo Trucks) is recalling certain 2020-2023 VNR Electric vehicles equipped with Adaptive Cruise Control (ACC). When the adaptive cruise control braking activates under li
Consequence
Overly aggressive braking can result in the rear axle skidding, the brakes locking up, and/or a loss
Remedy
Dealers will secure wiring and remove radar antennas and brackets from the vehicle. The anti-lock b
Volvo Trucks North America (Volvo Trucks) is recalling certain 2020-2021 VAH, VHD, VNL and VNR vehicles. The die cast pedal plate may break at one of its attachment points, possibly resulting in the
Consequence
A dislodged brake pedal would be inoperable, increasing a risk of a crash.
Remedy
Volvo Trucks will notify owners, and dealers will inspect and replace the pedal plates if required,
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,
Consequence
The deformation of the air tank strap t-bolts may cause the t-bolt to disconnect from the strap allo
Remedy
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.
Consequence
If the fuse blows the transmission may not shift, increasing the risk of a crash.
Remedy
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
Consequence
If the rear axles are overloaded, over time the wheel hubs may fail prematurely, increasing the risk
Remedy
Volvo will notify owners and send corrected replacement labels, free of charge. The recall began Au
No service bulletins
No technical service bulletins on file with NHTSA for the 2020 Volvo VNR 300.
No complaints filed
No consumer complaints on file with NHTSA for the 2020 Volvo VNR 300.