{"nhtsa_id":603991,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-03-15","date":"1998-03-18","document_id":"00198","mfr_campaign":null,"replaces":"00198","component":"POWER TRAIN:CLUTCH ASSEMBLY","mfr_system":null,"summary":"SUBJECT REGARDING CLUTCH HARD TO DISENGAGE. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/603991","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"clutch","name":"Clutch","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"B-SERIES TRUCK","year_from":1994,"year_to":1997,"match":"base","vehicle_ids":["1994_mazda_b-series","1995_mazda_b-series","1996_mazda_b-series","1997_mazda_b-series"]},{"make":"MAZDA","model":"NAVAJO","year_from":1993,"year_to":1994,"match":"exact","vehicle_ids":["1993_mazda_navajo","1994_mazda_navajo"]}],"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":[]}