TL* THE CONTACT OWNS A 2011 MITSUBISHI OUTLANDER. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT ILLUMINATED WHILE DRIVING AND THE VEHICLE WOULD NOT ACCELERATE OVER 55 MPH. THE FAILURE WAS EXPERIENCED SEVERAL TIMES. THE VEHICLE WAS TAKEN TO THE DEALER NUMEROUS TIMES FOR THE FAILURE WHERE THE DEALER PERFORMED A DIAGNOSTIC BUT WAS UNABLE TO LOCATE A FAILURE CODE. THE DEALER DID NOT REPLACE ANY PARTS. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 600 AND THE CURRENT MILEAGE WAS 1,300.