{"nhtsa_id":39535,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1993-06-01","document_id":"T431006","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE; POWER TRAIN:MANUAL TRANSMISSION","mfr_system":null,"summary":"NEW DESIGN INHIBITOR VALVE. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/39535","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"manual-transmission","name":"Manual transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"DETROIT DIESEL","model":"DETROIT","year_from":1995,"year_to":1995,"match":null,"vehicle_ids":[]},{"make":"WHITE GMC","model":"WHITE GMC","year_from":1993,"year_to":1993,"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":[]}