Stellantis continued to slash vehicle production and cut jobs in the United States this week, including at the automaker’s Detroit Assembly Complex.

One sentence in a contract document that runs more than 300 pages is drawing scrutiny as the United Auto Workers warns it could strike Stellantis NV.

DETROIT — Stellantis NV’s Trenton Engine Complex, which produces V-6 Pentastar engines for Rams, Chryslers and Jeeps, will shut down next week with workers temporarily laid off.

Stellantis has invested an additional $55 million in the electric air taxi company Archer Aviation following a successful test flight and other major milestones.

Rising costs and unsteady demand for EVs remain major sources of friction between automakers and their suppliers, according to a new survey examining supplier-automaker relationships.

Stellantis NV said its first-quarter revenue decreased 12% to $44.7 billion compared to last year as the company transitions to making a number of next-generation vehicles.