DETROIT—UAW President Dennis Williams’ concept to form a health care cooperative that would collectively negotiate provider and health insurance company contracts for about 300,000 hourly and salaried workers at the Detroit Three automakers makes a lot of sense, say experts.

LANSING, MI—Employees at GM’s Lansing Grand River assembly plant get hands-on training on a mock assembly line.

FLINT, MI—GM will invest $877 million to set up a new body shop at its assembly plant here, its oldest North American factory.

Here's a good bar-bet question: What is the most American-made vehicle in the United States? The Ford F-150? The Chevrolet Corvette? Close, but no cigar.

ARLINGTON, TX—General Motors will spend $1.4 billion to fund a slew of upgrades for its assembly plant here. The investment will cover a new paint shop, body shop and general assembly area.

DETROIT—At separate ceremonies earlier this week, the UAW officially opened negotiations for new collective bargaining agreements with FCA US and General Motors.

DETROIT—In contract talks with the Detroit 3, the UAW will seek to boost the pay of veteran Tier 1 workers, who, union officials point out, haven’t had a wage increase in a decade. But that doesn’t mean their pay hasn’t gone up.

ORION, MI—GM will pump in $245 million into its assembly plant here to launch new vehicles, creating 300 employment opportunities.

LANSING, MI—GM will spend $175 million on new tooling and equipment for its Lansing Grand River assembly plant to produce the 2016 Chevrolet Camaro. The facility will also add a second shift, boosting its workforce by 500.

FORT WAYNE, IN—GM will spend $1.2 billion to revamp its pickup truck assembly plant here. Plans call for improving the paint shop, expanding the body shop, and upgrading the assembly area.