The service and repair manual for the 2021 Volvo VNL — 14.9L I6 and 12.8L and 11.9L and 10.8L I6 engines, 2 trims. Matched to this exact model year, so the specifications and sequences are the ones Volvo published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2021 |
|---|---|
| Engines | 14.9L I6 — turbocharged 12.8L 11.9L 10.8L I6 — turbocharged |
| Trims | Base Straight Truck - Long Conventional · Base Tractor Truck - Long Conventional |
| Federal record | 5 recalls · 0 complaints · 150 technical service bulletins (refreshed 2026-08-21) |
02 / Known issuesRecalls on federal record for the 2021 VNL
- Steering · 20V241000The loose fasteners may result in a loss of vehicle control, increasing the risk of a crash.
- Steering — hydraulic power assist › pump · 21V858000A loss of power steering assist increases the risk of a crash.
- Steering · 20V535000If the king pin is missing or not tightened properly, the knuckle may separate from the axle, increa.
- Service Brakes, Air · 20V536000A dislodged brake pedal would be inoperable, increasing a risk of a crash.
- Equipment — other › labels · 20V384000If the rear axles are overloaded, over time the wheel hubs may fail prematurely, increasing the risk.
Owners have filed 0 complaints and Volvo has issued 150 technical service bulletins for the 2021 VNL. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2021 VNL manual
Is this manual specific to the 2021 VNL?
Yes. It is the OEM manual matched to the 2021 model year, covering the 14.9L I6 and 12.8L and 11.9L and 10.8L I6 across the Base Straight Truck - Long Conventional, Base Tractor Truck - Long Conventional trims. Specifications and procedure sequences are the ones Volvo published for this year.
What 2021 VNL problems does it help with?
5 recalls are on federal record for the 2021 VNL, covering steering, service brakes, air, equipment. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Volvo dealers.
Does it include 2021 VNL wiring diagrams?
Yes — the complete wiring diagrams for the 2021 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $49.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther VNL years and 2021 Volvo models
2022 VNL · 2020 VNL · 2019 VNL · 2018 VNL · 2017 VNL · 2016 VNL · 2015 VNL · all 23 years
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