FILE - This undated file photo provided by Chrysler shows the 2002 Jeep Grand Cherokee. U.S. safety regulators are investigating whether a 2012 recall of 745,000 older-model Jeep Grand Cherokees and

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FILE - This undated file photo provided by Chrysler shows the 2002 Jeep Grand Cherokee. U.S. safety regulators are investigating whether a 2012 recall of 745,000 older-model Jeep Grand Cherokees and Libertys to fix air bags is working. The investigation affects Libertys from the 2002 and 2003 model years and Grand Cherokees from 2002 to 2004. (AP Photo/Chrysler, File)

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Associated Press
Tue, Jun 3, 2014 7:27 AM EDT