This is because Mary Barra is the GM CEO and now on the Disney Board:
https://thewaltdisneycompany.com/leaders/mary-t-barra/
"During her first year as CEO, General Motors issued 84
safety recalls involving over 30 million cars. Barra was called before the Senate to testify about the recalls and DEATHS attributed to the faulty ignition switch. Barra and General Motors also came under suspicion of paying for awards to burnish the CEO and corporation's image during that time. The recalls led to the creation of new policies encouraging workers to report problems they encounter in an attempt to change company culture."
"In 2017 she pushed GM to develop the Chevy Bolt EV, beating rival Tesla in developing the first electric car priced under $40,000 with a range of 200 miles." The previous GM (Government Motors) electric cars: The EV-1
https://www.smithsonianmag.com/science-nature/the-death-of-the-ev-1-118595941/
And the recent Chevy Volt:
https://www.reuters.com/article/us-gm-restructuring-plant-idUSKCN1NV2MH
and now GM is closing plants under Mary Barra
General Motors announced plans Monday to close five plants in the United States and Canada in 2019, idling thousands of blue- and white-collar workers.
www.upi.com
So if the Minnie Vans are going, there's a history behind it and a reason they are there to begin with.