{"nhtsa_id":10098543,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-05-08","date":"2014-09-09","document_id":"03-004-14-2959","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT A WHINING NOISE FROM THE REAR DIFFERENTIAL WHEN DRIVING.THE CONCERN MAY BE CAUSED BY IMPROPER TOOTH CONTACT PATTERN OF THE REAR DIFFERENTIAL GEAR FROM ABNORMAL WEAR. THIS ABNORMAL WEAR IS CAUSED BY GEAR TOOTH LAPPING COMPOUND (USED DURING THE PRODUCTION) BEING LEFT ON BEYOND THE ALLOWABLE AMOUNT. THE PRODUCTION CONTROL HAS BEEN IMPROVED TO REDUCE THE AMOUNT OF REMAINING LAPPING COMPOUND.","document":null,"url":"https://open.wenmarpro.com/bulletins/10098543","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"MX-5","year_from":2006,"year_to":2013,"match":"exact","vehicle_ids":["2006_mazda_mx-5","2007_mazda_mx-5","2008_mazda_mx-5","2009_mazda_mx-5","2010_mazda_mx-5","2011_mazda_mx-5","2012_mazda_mx-5","2013_mazda_mx-5"]}],"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":[]}