{"nhtsa_id":10249944,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-02-09","date":"2024-02-09","document_id":"SM2401","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; POWER TRAIN","mfr_system":null,"summary":"SM2401: 7.3L / 6R140 Fluid Cross Contamination Issue: Coolant and Transmission Fluid Cross Contamination Corrective Action: Outline in the SM2401 Service Memorandum Instructions, per SM2401 Flowchart.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10249944-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10249944-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10249944","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BLUE BIRD","model":"VISION SCHOOL BUS","year_from":2025,"year_to":2025,"match":null,"vehicle_ids":[]},{"make":"BLUE BIRD","model":"VISION TRANSIT BUS","year_from":2025,"year_to":2025,"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":[]}