{"nhtsa_id":10087268,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-12-27","date":"2016-09-07","document_id":"FSB 257-004","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"VOLVO TRUCKS HAS RECEIVED REPORTS FROM THE AFTERMARKET REGARDING OIL LEAKS AT THE CCV HOUSING INLET TUBE AND AT THE SPLIT LINE BETWEEN THE UPPER AND LOWER HOUSINGS ON CHASSIS BUILDS BETWEEN JANUARY 1, 2014 AND JANUARY 26, 2016 WITH D11 ENGINES. IT HAS BEEN DETERMINED THAT THE O-RING INSTALLED ON THE INLET TUBE IS THE SOURCE OF THE LEAK AND OIL MAY LEAK DOWN THE BACK OF THE HOUSING GIVING THE IMPRESSION THAT THE HOUSING SPLIT LINE IS ALSO LEAKING.","document":null,"url":"https://open.wenmarpro.com/bulletins/10087268","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLVO","model":"VAH","year_from":2015,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VHD","year_from":2015,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VN","year_from":2015,"year_to":2017,"match":null,"vehicle_ids":[]}],"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":[]}