{"nhtsa_id":10094573,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-03-10","date":"2016-06-06","document_id":"WTY004DEALERPSM","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"DEALER PARTS AND SERVICE MANAGER MEMO: WTY004 - EFFECTIVE IMMEDIATELY, KIA MOTORS AMERICA, INC. HAS EXTENDED THE WARRANTY COVERAGE OF THE KIA NEW VEHICLE LIMITED WARRANTY FOR THE SHORT BLOCK ASSEMBLY (ENGINE BLOCK, CRANKSHAFT AND BEARINGS, CONNECTING RODS AND BEARINGS AND PISTONS) ON ALL 2011-2014 MODEL YEAR OPTIMA VEHICLES WITH 2.4L GDI OR 2.0L TURBO GDI ENGINE TO 10 YEARS STARTING FROM THE DATE OF FIRST SERVICE OR 120,000 MILES, WHICHEVER COMES FIRST, REGARDLESS OF WHETHER THE VEHICLE OWNER IS AN ORIGINAL OR SUBSEQUENT VEHICLE OWNER. THE PURPOSE OF THIS WARRANTY EXTENSION IS TO ADDRESS ISSUES WITH CONNECTING ROD AND BEARING WEAR THAT CAN LEAD TO ENGINE FAILURE. OPTIMA HYBRID VEHICLES ARE NOT INCLUDED IN THIS WARRANTY EXTENSION PROGRAM.","document":null,"url":"https://open.wenmarpro.com/bulletins/10094573","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_kia_optima","2012_kia_optima","2013_kia_optima","2014_kia_optima"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}