{"nhtsa_id":10000550,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-03-25","date":"2002-08-20","document_id":"0206","mfr_campaign":null,"replaces":"0206","component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"MIDRANGE OIL PRESSURE SWITCH REPLACEMENT FOR ISB/QSB, ISC/QSC, AND ISL/QSL ENGINES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10000550","components":[{"id":"engine","name":"Engine","parent":null}],"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":[]}