{"nhtsa_id":10090654,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-07","date":"2017-12-27","document_id":"PI 0874","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"ON CERTAIN MACK TRUCKS BUILT WITH COMPRESSED NATURAL GAS ENGINE (CNG) OR LIQUID NATURAL GAS (LNG) THERE COULD BE NO WARNINGS, POP-UPS OR ICONS FOR ANY FAULT FROM THE ENGINE. THIS IS DUE TO AN INSTRUMENT CLUSTER SOFTWARE ISSUE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090654","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","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":[]}