Defiance Operations

Defiance Operations has a long-standing reputation of quality, productivity, and performance.

 

Location

26427 State Route 281
Defiance, OH 43512
Map

Facility

Year Opened: 1948
Size: 1.9 million square feet, 428.6 acres
Union: UAW Local 211
Social: @MFG_GM, Facebook

What We Do

Our inline 4, V6, V8 cylinder blocks and inline 4 cylinder head castings are used in a variety Chevrolet, Buick, GMC and Cadillac vehicles.

Defiance Operations in Ohio is an aluminum foundry and machining center that produces multiple cylinder blocks and cylinder head castings for engines in a variety of GM vehicles.

Visiting our campus? Please view our guide for protocols, dress code and other information before visiting. 


US Operations Impact Numbers

Photos & Videos

  • An employee working at General Motors Defiance Operation
  • An employee working at General Motors Defiance Operations
  • An employee working at General Motors Defiance Operations
  • Pallet stacked full of engine cylinder heads
  • Aerial view so Defiance Operations plant
  • Worker uses tool to move engine parts into place on assembly line

    • Join Our Team

    We’re looking for adventure seekers and imaginative thought leaders to help us transform mobility and advance an all-electric future.

    Explore Opportunities