{"nhtsa_id":10052563,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-08-16","date":"2013-06-25","document_id":"RN-613-2","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"PETERBILT: DUE TO DEF COOLANT AND PRESSURE LINES, FOR EMISSIONS COMPLIANT ENGINES AND CROSSOVER EXHAUST BEING INCORRECTLY ROUTED, MAY CAUSE FORMATION OF CRYSTALLIZATION IN DOSER TIP DURING HOT SHUT DOWN. NO MODEL OR MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10052563","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PETERBILT","model":"PETERBILT","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":[]}