Manufacturing activity in the New York region expanded in April at the slowest rate in five months, the Federal Reserve Bank of New York said Monday.

Officials from truck and engine maker Navistar Inc. have disputed fuel-efficiency claims made by its rivals and said that an independent testing agency has found its over-the-road International ProStar model has better “fluid economy” than three of its rivals.

Daimler Trucks North America announced a recall of up to 8,747 recently built Freightliner Cascadia trucks and Western Star 4900s for possible seat problems and 1,000 Cascadias and Business Class M2s for possible steering wheel problems.

German truck maker MAN SE said Volkswagen AG has boosted its majority stake in the company to 73% of its common shares, Reuters reported Friday.

SAVANNAH, Ga. — Great Dane Trailers on Wednesday broke ground on a major expansion of its corporate offices here.

Factory orders rose 1.3% in February, the third increase in four months, the Commerce Department reported.

U.S. manufacturing activity improved in March, the Institute for Supply Management said Monday.

An index of manufacturing activity in the Chicago area decreased in March, the Institute for Supply Management-Chicago said Friday.

Trailer manufacturer Wabash National Corp. said Tuesday it will acquire Walker Group Holdings for $360 million.

Factory orders decreased 1% in January, the first decline in three months, the Commerce Department reported.