The deal includes a $9,000 bonus per worker upon ratification. The company also has promised $4.5 billion worth of new investments in U.S. factories.

The proposed four-year contract with Fiat Chrysler would add about 8,000 new jobs while doubling previously announced investments. The automaker has plants in Kokomo and Tipton.

The United Auto Workers union on Monday turned its bargaining focus to Fiat Chrysler, raising the possibility of another strike against a Detroit automaker.

If accepted, the merger would create the third largest automaker in the world, behind Volkswagen and Toyota.

Fiat Chrysler owners will be notified by letter and dealers will replace the inflators with safe ones.

Fiat Chrysler Automobiles is the first domestic automaker to establish a near-site clinic where workers can access care at no or low cost.