Stellantis Warren Truck Assembly Plant
Stellantis, Warren, Michigan
Stellantis' Warren Truck Assembly Plant on Mound Road in Warren, Michigan, builds the Jeep Grand Wagoneer and Grand Wagoneer L. The plant has built trucks since 1938 and has 3.31 million square feet of floor space on 86.8 acres. In October 2025 Stellantis announced nearly $100 million to retool it for a new large SUV.
- Company
- Stellantis
- Status
- Operating
- Opened
- 1938
- Employees
- Not stated
- Industry
- Vehicles
- Revised
- November 12, 2026
What is made here
Jeep Grand Wagoneer and Grand Wagoneer L SUVs.
Facts
| Address | 21500 Mound Road, Warren, Michigan (company: media.stellantisnorthamerica.com) |
|---|---|
| Products | Jeep Grand Wagoneer and Grand Wagoneer L (company: media.stellantisnorthamerica.com) |
| History | Has built trucks since 1938; 6,767,213 trucks built from 1938 through 1985 (company: media.stellantisnorthamerica.com) |
| Size | 3.31 million sq ft of floor space on 86.8 acres (company: media.stellantisnorthamerica.com) |
| Investment | Nearly $100 million announced October 14, 2025 to retool for an all-new range-extended EV and internal-combustion large SUV (company: media.stellantisnorthamerica.com) |
Figures are as stated by the source named next to each one. Company figures are the company's own claims.
Can you visit?
We haven't found a public tour of this factory. See factory tours in Michigan.
Sources
- Stellantis media: Warren Truck Assembly Plant (company, checked November 12, 2026)
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