AGUASCALIENTES, Mexico—Daimler and Renault-Nissan Alliance have agreed to jointly build a new assembly plant here. The two companies will equally divide the $1.36 billion cost of building the facility, which is expected to employ 5,700 workers and be able to produce 300,000 vehicles annually.

MEXICO CITY—BMW will unveil plans this week to build a new assembly plant in Mexico, as the company seeks to meet growing demand for premium cars.

MONTEREY, CA—Japanese luxury carmaker Infiniti is entertaining the possibility of assembling a new small car in Mexico.