Federal investigators say they have “significant safety concerns” about a Ford SUV recall repair that doesn't fix gasoline leaks that can cause engine fires. The U.S. National Highway Traffic Safety Administration is demanding volumes of information from the automaker as it investigates the fix in a March 8 recall of nearly 43,

The U.S. auto safety regulator said on Friday it was opening a preliminary evaluation into 210,960 Ford vehicles following complaints alleging diesel fuel leaks that may result in a fire.