The company said in a statement Monday that it would see the litigation through to its conclusion if necessary and "hold the UAW and its locals responsible for lost revenue, which could amount to tens of millions a day and other damages resulting from lost production due to an unlawful strike.

Stellantis says the union proposes restoring the Jobs Bank for employees at the Belvidere Assembly Plant in Illinois and 900 workers who transferred from Belvidere and are working at other facilities.