{"nhtsa_id":10109723,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-02","date":"2014-01-13","document_id":"TT038","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; ENGINE","mfr_system":null,"summary":"TECH TIP: Oil Leak in Rear Main Seal Area - Most oil leaks on this engine are found in the top of the engine, under the intake manifold. In some cases, oil may leak from the filter housings where they mate with the block, or from the oil pressure switch.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109723-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10109723-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109723","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"SORENTO","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_kia_sorento","2012_kia_sorento","2013_kia_sorento"]}],"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":[]}