{"nhtsa_id":10090135,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-02","date":"2015-08-10","document_id":"TSB150132-073115","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN DESCRIBES THAT USING HEAVY DUTY EXHAUST GAS RECIRCULATION (EGR) COOLER TEST STRIPS TO TEST MIDRANGE EGR COOLERS FOR INTERNAL COOLANT LEAKS IS NOT AN ACCEPTABLE PRACTICE AND WILL NOT PROVIDE ACCURATE RESULTS.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090135","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"egr-valve","name":"EGR valve","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISB6.7","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISC8.3","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISL9","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":[]}