2021 Volvo Vhd problems

Defect

Volvo Trucks North America (Volvo Trucks) is recalling certain 2020-2025 VN, VAH, VHD and VNRE trucks, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Consequence

Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Remedy

Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed December 9, 2024. Owners may contact Volvo Trucks customer service at 1-800-528-6586. Volvo Truck's number for this recall is RVXX2409.

Defect

Volvo Trucks North America (Volvo Trucks) is recalling certain 2019-2024 VN and VHD vehicles. The passenger side bench seat may be inadequately attached to the floor. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 207, "Seating Systems" and 210, "Seatbelt Assembly Anchorage."

Consequence

The attachment points may fail, allowing the bench seat to shift and increasing the risk of injury during a crash.

Remedy

Dealers will replace the weld nut with two nuts and a washer, free of charge. Owner letters were mailed February 29, 2024. Owners may contact Volvo Trucks customer service at 1-800-528-6586. Volvo Trucks number for this recall is RVXX2312.

Defect

Volvo Trucks North America (Volvo Trucks) is recalling certain 2021-2022 VAH, VDH, VNL, AND VNR vehicles. The hubcap compression spring can cause the hubcap to separate.

Consequence

A separated hubcap can create a road hazard, increasing the risk of a crash.

Remedy

Dealers will remove the hubcap, free of charge. Owner notification letters were mailed on July 12, 2021. Owners may contact Volvo Trucks customer service at 1-800-528-6586. Mack's number for this recall is RVXX 2102.

Defect

Volvo Trucks North America (Volvo Trucks) is recalling 2021 VNL, VNR, VAH, and VHD vehicles. The collets (internal jaws) for the brass fitting inserts used in the pneumatic pass-through plate may have been damaged during leak testing. As a result, the brass fitting may completely release the air brake line from the pass-through plate while under pressure. If this occurs on the park brake circuit, signal pressure that holds off the mechanical spring in the park brake chambers will be lost allowing the park brakes to apply.

Consequence

If the park brakes apply unexpectedly, the driver may lose control of the vehicle, increasing the risk of a vehicle crash.

Remedy

Volvo Trucks will notify owners, and dealers will inspect the air brake line for proper engagement of the fitting in the pass-through plate, free of charge. The recall is expected to begin January 31, 2021. Owners may contact Volvo Trucks customer service at 1-800-528-6586. Volvo Trucks' number for this recall is RVXX2006.

Defect

Volvo Trucks North America (Volvo Trucks) is recalling certain 2021 VNL, VHD, and VNR vehicles. The king pin nut may not have been installed or properly tightened during axle assembly.

Consequence

If the king pin is missing or not tightened properly, the knuckle may separate from the axle, increasing the risk of a crash.

Remedy

Volvo Trucks will notify owners, and dealers will inspect the vehicle to make sure that the king pin nut is installed and that it properly tightened, free of charge. The recall began September 28, 2020. Owners may contact Volvo Trucks customer service at 1-800-458-1522. Volvo Truck's number for this recall is RVXX 2003.

Defect

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 brake pedal dislodging. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."

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, free of charge. The recall began October 7, 2020. Owners may contact Volvo Trucks customer service at 1-800-458-1552. Volvo Truck's number for this recall is RVXX2004.