{"nhtsa_id":614122,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-09-28","date":"2000-07-28","document_id":"01200","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT MOISURE IN THE CRANKCASE WHICH MAY ENTER THE PCV FITTING IN THE UPPER INTAKE MANIFOLD OR FRESH AIR LINE, FREEZE, AND CAUSE PRESSURE IN THE ENGINE CRANKCASE. THE RESULT OF THIS PRESSURE CAN BE AN ENGINE OIL LEAK FROM THE TOP OF THE OIL LEVEL INDICATOR TUBE (DIPSTICK TUBE). IT IS ALSO POSSIBLE, BUT LESS LIKELY, THAT ICE MAY BUILD UP ON THE THROTTLE PLATE OR THE THROTTLE BODY AND CAUSE THROTTLE STICKING. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/614122","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"B-SERIES TRUCK","year_from":1995,"year_to":1997,"match":"base","vehicle_ids":["1995_mazda_b-series","1996_mazda_b-series","1997_mazda_b-series"]}],"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":[]}