{"nhtsa_id":10110700,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-04","date":"2014-09-12","document_id":"SP14-313","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN; SERVICE BRAKES, HYDRAULIC","mfr_system":null,"summary":"On the vehicles affected by this special bulletin, a 7psi pressure switch must be added to the transmission retarder circuit to activate the retarder when vehicle brakes are applied, increasing drivetrain components reliability.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10110700-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10110700-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10110700","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PREVOST","model":"X3","year_from":2012,"year_to":2014,"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":[]}