{"nhtsa_id":11031729,"type":"other","type_name":"Other","date_added":"2026-04-30","date":"2019-03-20","document_id":"CL- Outside Temp EW","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"The purpose of this letter is to advise you of additional benefits that Mercedes-Benz is providing to you regarding your vehicle ownership. What’s Included In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz is extending the warranty of the engine control unit software for fault codes related to the outside temperature sensor for the affected vehicles to a total of 10 years or 120,000 miles (whichever occurs first) from the vehicle’s original New Vehicle Limited Warranty start date. This addendum to the ECU software coverage applies to the vehicle regardless of ownership. This warranty extension only covers updates of the engine control unit (ECU) software to resolve faults related to the outside temperature sensor. The following vehicles are included:","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-11031729-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-11031729-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031729","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MERCEDES BENZ","model":"C 300 4MATIC","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG C43","year_from":2016,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG GLC43","year_from":2016,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"AMG GLE43","year_from":2016,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"C 300","year_from":2017,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"C300","year_from":2015,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"CLA250","year_from":2014,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"CLS 400","year_from":2016,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"CLS400","year_from":2015,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 300","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 400","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 400 4MATIC","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 400 4MATIC CABRIOLET","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 400 4MATIC COUPE","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E 400 4MATIC WAGON","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E300","year_from":2016,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E350","year_from":2015,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E400","year_from":2015,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"E400 HYBRID","year_from":2015,"year_to":2015,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLA 250","year_from":2015,"year_to":2016,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLC 300","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLC300","year_from":2016,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLE 400","year_from":2018,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"GLE400","year_from":2016,"year_to":2017,"match":null,"vehicle_ids":[]},{"make":"MERCEDES-BENZ","model":"ML400","year_from":2015,"year_to":2015,"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":[]}