Exhibit 15

April 28, 2015

Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Re: Ford Motor Credit Company LLC Registration Statement Nos. 333-202789 and 333-194069 on Form S-3

Commissioners:

We are aware that our report dated April 28, 2015 on our review of interim financial information of Ford Motor Credit Company LLC (the “Company”) for the three-month periods ended March 31, 2015 and 2014 and included in the Company’s quarterly report on Form 10-Q for the quarter ended March 31, 2015 is incorporated by reference in the aforementioned Registration Statements.

Very truly yours,

/s/ PricewaterhouseCoopers LLP

PricewaterhouseCoopers LLP

Detroit, Michigan