Stellantis Explored Moving Ram Truck Production to Michigan

The automaker has asked suppliers for cost estimates to shift heavy-duty pickup assembly from Mexico to Michigan.

Updated on Sept. 28, 2026 in Trucks

Isometric editorial illustration of a heavy-duty steel truck chassis on an industrial platform, depicting manufacturing assembly processes.
Stellantis is conducting a preliminary review of moving its heavy-duty pickup truck production from its Saltillo plant in Mexico to the Warren Truck Assembly plant in Michigan. AI Illustration. Upload story photo >

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Stellantis has initiated a preliminary review into relocating the production of its Ram Heavy-Duty pickup trucks. The company is currently requesting cost estimates from component suppliers to move manufacturing from the Saltillo plant to the Warren Truck Assembly plant in Michigan.

Why it matters

Manufacturing in Mexico leaves the heavy-duty truck line vulnerable to potential tariffs, prompting this review of domestic production. Stellantis is the only Detroit automaker currently producing these heavy-duty vehicles outside of the United States.

Stellantis is evaluating the costs of moving Ram Heavy-Duty production to the Warren Truck Assembly plant in Michigan. While the study is ongoing, the company faces the challenge of potentially higher domestic assembly costs versus current international operations.

The players

Stellantis

An international automotive manufacturer that oversees the Ram brand and maintains extensive truck assembly operations in North America.

Warren Truck Assembly

A major automotive manufacturing facility located in Michigan that Stellantis is currently evaluating for potential future production shifts.

The details

Stellantis management is conducting a preliminary review to determine the feasibility of this transition. By issuing requests for price quotes to its network of component suppliers, the company is calculating the logistical and labor-related expenses of domestic assembly. This process aims to weigh the financial impact of higher U.S. production costs against the current geopolitical risk associated with the Saltillo plant.

Timeline

  1. September 28, 2026: Article publication date.

The Home Front

This production review highlights the ongoing tension between globalized supply chains and the push for domestic manufacturing capacity. It follows a pattern established by the United States-Mexico-Canada Agreement automotive tariff provisions, which continue to influence automaker site-selection strategies.

Readers keeping an eye on local manufacturing impacts should track future announcements regarding the Warren Truck Assembly site. Potential shifts in production can influence local job markets and regional economic activity in the Detroit area.

The takeaway

Automakers are increasingly sensitive to tariff vulnerabilities that may impact the long-term feasibility of international manufacturing. Owners and local residents should keep track of official company announcements regarding the Warren Truck Assembly plant for updates on potential facility expansion.

Further reading

Learn more about the latest developments in Trucks and their impact on the regional automotive sector.

Source note: This article includes information reported by MEXICONOW.

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Should automakers prioritize manufacturing vehicles domestically even if it reduces profit margins?