{"nhtsa_id":10155838,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-01","date":"2013-09-13","document_id":"Dealer Letter-Da","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","mfr_system":null,"summary":"VOLKSWAGEN DEALERSHIP COMMUNICATION (Upcoming UPDATE 01AE ? Coolant Flush (NVLW)): This is to inform dealers of an upcoming UPDATE that will be visible in ElsaWeb and ServiceNet on or about September 16, 2013. During the hot testing at the engine production facility, certain 1.8T engines may have been contaminated with poor quality coolant. Residual poor quality coolant may have been transferred to the engine cooling system during vehicle production. The corrective action taken for this issue was to flush the engine cooling system.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10155838-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10155838-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10155838","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLKSWAGEN","model":"PASSAT","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_volkswagen_passat"]}],"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":[]}