{"nhtsa_id":10151797,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-17","date":"2018-11-26","document_id":"TSB180106-112020","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution of fault codes 1894, 2387, 1897, 6432, 5177, 2198, 1976, 1938, 2635, 4956, 4957 caused by prolonged condensate drips from the overhead air conditioning condenser line corroding the variable geometry turbocharger (VGT) actuator connector interface. This is an update to a previously submitted communication.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10151797-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10151797-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10151797","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"CUMMINS","year_from":null,"year_to":null,"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":[]}