NHTSA campaign 20V535000
Hazard
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.
The text above is quoted verbatim from the NHTSA record. Confirm the affected units and the remedy with the manufacturer or NHTSA. Recall data may be incomplete, delayed, or superseded.