The US auto maker said a factory planned for the central state of Guanajuato would build engines and transmissions, while another in the northern city of Chihuahua would make vehicle parts for use by Ford factories in the US, South America and Asia. While this news may seem like a sudden turn away from an American jobs centered plan seemingly arranged by President Donald Trump, Ford has actually had these plans on the books since 2015, and had never meant to veer from them.