{"nhtsa_id":10090661,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-07","date":"2017-01-30","document_id":"PI 0875","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"CERTAIN MACK CHU, CXU, AND GU TRUCKS BUILT BETWEEN 10/03/2016 AND 11/07/2016 MAY EXPERIENCE A COOLANT LEAKAGE ISSUE WITH THE AFTERTREATMENT DIESEL EXHAUST FLUID (DEF) DOSING VALVE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090661","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2017,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CXU","year_from":2017,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GU","year_from":2017,"year_to":2017,"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":[]}