OWNER LETTER: WTY008 - 2012-2014 MY SORENTO 2.4L GDI ENGINE WARRANTY EXTENSION - DEAR KIA SORENTO VEHICLE OWNER: KIA MOTORS AMERICA TAKES PRIDE IN PROVIDING YOU WITH HIGH QUALITY AND DEPENDABLE VEHICLES. IN ORDER TO MAINTAIN THESE STANDARDS, KIA IS EXTENDING THE WARRANTY COVERAGE, TO ALL OWNERS, FOR THE ENGINE’S “SHORT BLOCK” ASSEMBLY ON 2012-2014 MY SORENTO 2.4L GDI ENGINE TO 10 YEARS STARTING FROM THE DATE OF FIRST SERVICE OR 120,000 MILES, WHICHEVER COMES FIRST. THE SHORT BLOCK CONSISTS OF THE ENGINE BLOCK, CRANKSHAFT AND BEARINGS, CONNECTING RODS AND BEARINGS AND PISTONS. THIS WARRANTY EXTENSION ADDRESSES ISSUES WITH CONNECTING ROD WEAR WHICH RESULTS IN KNOCKING NOISE FROM THE ENGINE. THE KNOCKING NOISE INCREASES IN FREQUENCY AS THE ENGINE RPM INCREASES. IF THE VEHICLE CONTINUES TO BE DRIVEN WITH A WORN CONNECTING ROD BEARING, THE BEARING CAN FAIL AND MAY RESULT IN ENGINE FAILURE.