BMW of North America (BMW) is recalling certain 2007-2013 X5 xDrive30i, X5 xDrive35i, X5 xDrive48i, X5 xDrive50i, X5 M, 2009-2010 X5 xDrive35d vehicles and 2009-2013 X6 xDrive35i, X6 xDrive50i, and X6 M vehicles ever registered in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands or “Zone A.” BMW is also recalling certain 2007-2010 X5 xDrive30i, X5 xDrive35i, X5 xDrive48i, X5 xDrive50i, X5 M, X5 xDrive35d, X6 xDrive35i, X6 xDrive50i and X6M vehicles ever registered in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or “Zone B.” BMW is also recalling certain 2007-2009 X5 xDrive30i, X5 xdrive35i, X5 xDrive48i, X5 xDrive50i, X5 M, X5 xDrive35d, X6 xDrive35i, X6 xDrive50i and X6M vehicles ever registered in the states of AK, CO, CT, ID, IA, ME, MA, MI, MN, MT, NH, NY, ND, OR, RI, SD, UT, VT, WA, WI, and WY or “Zone C.” These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the passenger frontal air bag, these inflators may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.