{"nhtsa_id":10147453,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-13","date":"2018-10-01","document_id":"122-W6M7A-11","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Subject: Coolant pipe between engine block and left cylinder head (cyl. 4?6) Infomation: The coolant pipe between the engine block and left cylinder head on the affected vehicles can crack over the service life of the vehicle due to vibrations in the cooling system. If this happens, coolant can leak out. If the coolant loss goes unnoticed, this will activate the coolant temperature light and the coolant level warning light in the instrument cluster.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10147453-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10147453-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10147453","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"PANAMERA 4S","year_from":2017,"year_to":2018,"match":"base","vehicle_ids":["2017_porsche_panamera","2018_porsche_panamera"]},{"make":"PORSCHE","model":"PANAMERA 4S EXECUTIVE","year_from":2018,"year_to":2018,"match":"base","vehicle_ids":["2018_porsche_panamera"]},{"make":"PORSCHE","model":"PANAMERA 4S SPORT TURISMO","year_from":2018,"year_to":2018,"match":"base","vehicle_ids":["2018_porsche_panamera"]}],"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":[]}