PSA intends to pursue a legal claim, say sources.
The carmaker has allegedly already decided which French brand would be sold in the States.
A document discussed the need to "make the 'defeat device' aspect less obvious and visible."
Gunning for economies of scale in building 5 million vehicles.
The first steps have been taken as PSA launches car-sharing service Free2Move at LAX.
Not your father's Buick, er, Opel.
GM bids goodbye to automobile production in Europe with the sale of Opel-Vauxhall.
PSA's purchase of the Opel/Vauxhall division from General Motors is expected to be officially announced on Monday.
It's just the right thing to do.
PSA takes a stake in car-sharing service TravelCar, which will debut US operations out of Los Angeles and San Francisco airports in April.
On-demand EV vans help businesses operate and Parisians breathe.
Los Angeles will be the first city serviced by Groupe PSA's new ride-sharing division.
PSA Peugeot Citroen's testing produces fuel economy figures that are about 40 percent below published levels.
A billboard with the unusual message of encouraging texting while driving went up this week on the Gardiner Expressway in Toronto, Ontario.
PSA Group says it is cooperating with authorities and that its pollution after-treatment system is effective.