{"nhtsa_id":11021273,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-08-04","date":"2025-07-17","document_id":"167-T2508-1","mfr_campaign":"TT-25-008","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Subject vehicles may experience the air conditioning not cooling at idle, and note that the engines cooling fan does not engage with high A/C pressures. This is related to the Air Conditioning Pressure Switch being disabled in the Cummins Engine ECU.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021273-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021273-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11021273","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HINO","model":"HINO","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":[]}