{"nhtsa_id":10034570,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-12-07","date":"2010-08-02","document_id":"TSB-101030","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS","mfr_system":null,"summary":"CUMMINGS: AUTOMATIC BELT TENSIONER REPLACEMENT DUE TO DRIVE BELT NOISE. IN MANY CASES, THE AUTOMATIC BELT TENSIONER IS NOT THE CAUSE OR ORIGIN OF THE DRIVE BELT NOISE, AND REPLACEMENT OF THE BELT AND BELT TENSIONER WILL TYPICALLY PROVIDE ONLY TEMPORARY RELIEF. NO MODEL OR MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10034570","components":[{"id":"engine","name":"Engine","parent":null},{"id":"drive-belt","name":"Drive belts","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"CUMMINS","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISB CM2150","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":[]}