The EPA accused Fiat Chrysler Automobiles NV of illegally using hidden software to allow excess diesel emissions to go undetected, the result of a probe that stemmed from regulators' investigation of rival Volkswagen AG.
In total, Volkswagen has agreed to date to spend up to $16.5 billion in connection with the diesel emissions scandal, including payments to dealers, states and attorneys for owners. The scandal rattled VW's global business, ...
The letter was sent from the carmaker's product quality and safety department, one of the sources said.
The German car maker has still not decided whether vehicle owners will be offered cash, car buy-backs, repairs or replacement cars.
Lawsuit will seek hundreds of millions of euros in damages on behalf of 66 institutional investors from the United States and Britain.
Refitting 11 million cars would be among the biggest recalls in history by a single automaker, a move analysts have said could cost more than $6.5 billion.
The scandal keeps growing. German transport minister Alexander Dobrindt said on Thursday Volkswagen had also cheated tests in Europe, where its sales are much higher than in the United States.
Martin Winterkorn: "Volkswagen needs a fresh start — also in terms of personnel. I am clearing the way for this fresh start with my resignation."