Looks like another small decrease as the deceleration continues:

Vehicle Sales Forecasts: Sales to be Over 17 Million SAAR again in June

By Bill McBride

June 24 (Calculated Risk Blog) — The automakers will report June vehicle sales on Friday, July 1st.

Note: There were 26 selling days in June, up from 25 in June 2015.
From WardsAuto: Forecast: June Sales to Reach 11-Year High

A WardsAuto forecast calls for U.S. automakers to deliver 1.57 million light vehicles this month.

The expected daily sales rate of 60,314 over 26 selling days represents a 2.5% improvement from like-2015 (25 days), with total volume for the month rising 6.6%.
…
The report puts the seasonally adjusted annual rate of sales for the month at 17.3 million units, shy of last month’s 17.37 million SAAR, but ahead of the current 3-month SAAR (17.0 million) and the year-to-date SAAR through May (17.2 million).

From TrueCar: June Auto Sales Likely to Rebound From May’s Shortfall on Buoyant Retail Demand

The seasonally adjusted annualized rate (SAAR) for total light vehicle sales in June is an estimated 17.2 million units, up from 17 million units a year ago.

Looks like another strong month for vehicle sales.
Read more at http://www.calculatedriskblog.com/#Hjzw6i0mUYk2as6A.99