{"nhtsa_id":10092241,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-18","date":"2016-11-04","document_id":"01-068","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"FIX-AS-FAIL: AN INTERNAL ISSUE MAY CAUSE SOME HVAC MODE DOOR ACTUATORS TO FAIL. THIS WILL CAUSE THE HVAC SYSTEM TO ACT ERRATICALLY OR CONSTANTLY TURN ON AND OFF.","document":null,"url":"https://open.wenmarpro.com/bulletins/10092241","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"T680","year_from":2011,"year_to":2018,"match":"exact","vehicle_ids":["2011_kenworth_t680","2012_kenworth_t680","2013_kenworth_t680","2014_kenworth_t680","2015_kenworth_t680","2016_kenworth_t680","2017_kenworth_t680","2018_kenworth_t680"]},{"make":"KENWORTH","model":"T880","year_from":2011,"year_to":2018,"match":"exact","vehicle_ids":["2011_kenworth_t880","2012_kenworth_t880","2013_kenworth_t880","2014_kenworth_t880","2015_kenworth_t880","2016_kenworth_t880","2017_kenworth_t880","2018_kenworth_t880"]}],"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":[]}