GM CEO Mary Barra and Ford CEO Jim Farley
GM CEO Mary Barra, left, and Ford CEO Jim Farley, right, appear to be at odds over the use of Chinese battery technology.
  • General Motors and Ford appear to be feuding over the use of Chinese battery technology in electric cars. 
  • GM executives have reportedly warned that Ford's use of the tech could give China a boost.
  • At stake is whether Ford's cars made with Chinese tech will qualify for $7,500 EV tax credits.

General Motors and Ford appear to be at odds over the use of Chinese battery technology in electric cars.