In this Jan. 31, 2012 photo, a row of 2012 Jeep Grand Cherokees sit on a lot in South Burlington, Vt. Federal safety regulators are investigating complaints that the engines can catch fire on Jeep Grand Cherokees. On the 2012 Grand Cherokee, officials says a hose can leak power steering fluid and cause engine fires. The probe affects nearly 107,000 vehicles. The investigations could lead to recalls. (AP Photo/Toby Talbot)