{"nhtsa_id":10032353,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-03-11","date":"2008-01-30","document_id":"SB-214020","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER","mfr_system":null,"summary":"MACK TRUCK: ACTIONS REQUIRED TO AVOID REPEAT TURBOCHARGER FAILURES. WHEN REPLACING A FAILED TURBOCHARGER, IT IS EXTREMELY IMPORTANT THAT THE FOLLOWING ACTIONS BE PERFORMED TO AVOID A REPEAT FAILURE: CLEAN OIL THAT ACCUMULATED IN INLET MANIFOLD AND CHARGE AIR COOLER; CLEAN TURBOCHARGER FAILURE DEBRIS FROM AIR CLEANER AND INLET AIR DUCTS; CLEAN DEBRIS FROM EXHAUST MANIFOLD ( AND EGR COOLER); INSPECT AND CLEAN TURBOCHARGER OIL SUPPLY LINE AND OIL DRAIN TUBE; REPLACE TURBOCHARGER MOUNTING FLANGE GASKET, OIL DRAIN TUBE GASKET(S) OR O RING (AS APPLICABLE) AND TURBOCHARGER MOUNTING STUDS AND NUTS; CHANGE ENGINE OIL AND FILTERS; PRE LUBE THE REPLACEMENT TURBOCHARGER; ON ASET AC ENGINES, DISCONNECT VTG CONTROL VALVE CONNECTOR PRIOR TO STARTING ENGINE; PERFORM ENGINE START AND RUN IN PROCEDURES DESCRIBED IN BULLETIN. NO MODEL OR MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10032353","components":[{"id":"engine","name":"Engine","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","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":[]}