General Motors Financial (ACF) 8-K Changes in Registrant's Certifying Accountant

Exhibit 16.1

September 27, 2017

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549-7561

Dear Sirs/Madams:

We have read Item 4.01 of General Motors Financial Company, Inc.’s Form 8-K dated September 25, 2017, and have the following comments:

1. We agree with the statements made in the first through fifth paragraphs.

2. We have no basis on which to agree or disagree with the statements in the sixth paragraph.

Yours truly,

/s/ DELOITTE & TOUCHE LLP