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Power management company Eaton Corp. reported higher net income and modest revenue gains in the fourth quarter, noting that revenue in its vehicle segment dipped but inched up in eMobility — its two smallest segments.

TOKYO — Embattled Japanese technology giant Toshiba plans to split into two companies, and intends to sell its joint venture stake in Toshiba Carrier Corp. to U.S.-based Carrier Group, for about 100 billion yen ($877 million).

Self-driving truck developer TuSimple says Union Pacific Railroad will be its first customer to move freight on the company’s fully automated trucking route between Tucson and Phoenix, after making a test run on a similar route in December.

DETROIT — Ford Motor Co. announced Feb. 4 that Google is joining the automaker’s effort to transform a once-dilapidated Detroit train station into a research hub focused on electric and self-driving vehicles.

Cummins Inc. reported a decline in fourth-quarter net income on flat revenue as supply chain constraints continued to present headwinds.

Wabash reported a net loss and increased revenue in the fourth quarter as the supply chain continued to struggle to support its production activity, temporarily causing acute disruptions within certain product lines.

Inoperable vehicle lamps caused the most violations in national roadside inspections of trucks from the United States, Mexico and Canada last year, according to Federal Motor Carrier Safety Administration statistics.

A branch of the U.S. Department of Transportation this month is reviving a research effort to help gain a better understanding of the features and purposes of commercial vehicles on the country’s roadways.

Regulators in North Dakota have extended a deadline for freight haulers to apply to participate in a pilot program that would allow longer trailer configurations on state roads.