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MONTRÉAL — Two heavy-duty truck makers plunged into the North American regional-haul market, unveiling new tractors within hours of each other.

MONTREAL — When Volvo Group made cars, the vehicles were parodied as boring but safe. The car division has been gone since 1999, and truck designer Brian Balicki was determined that the new VNR regional-haul tractor would not be boring.

MONTREAL — Anticipating further growth in shorthaul trucking, Volvo Trucks North America unveiled its new regional haul tractor here, the VNR, which will be available for delivery in September. See video of interior, exterior.

Volvo Group’s two North American brands will display vehicles at ExpoCam, the Montreal-based truck show, including a new tractor for Volvo Trucks.

Volvo Trucks North America is using telematics via cellular communications to update the trucks, engines and transmissions of its customers’ vehicles without having to come into a maintenance shop.

Choices for the largest diesel truck engines are thinning as Volvo Trucks North America and Mack Trucks are getting out of the 16-liter business.

Original equipment manufacturer Volvo AB reported a fourth quarter of improving revenue and net income to cap off a 2016 characterized by modest declines due to soft business conditions.

Volvo Trucks North America has canceled plans to lay off 500 second-shift employees from its New River Valley truck assembly plant in Dublin, Virginia, citing improving inventory levels.

Volvo Trucks North America announced it has discontinued North American production of the 16-liter Volvo D16 engine, effective immediately.

MOUNTVILLE, S.C. — Volvo Trucks North America showcased the next generation of collision- mitigation technology available on its trucks and touted the product offering as its latest effort to enhance road safety.