{"nhtsa_id":10172002,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-03-06","date":"2020-02-26","document_id":"Dealer 26M7","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Under certain high load and/or highway driving conditions vehicle exhaust temperatures may increase catalyst aging, due to thermal stress, which could lead to elevated tailpipe emissions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10172002-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10172002-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10172002","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"Q7","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_audi_q7","2012_audi_q7"]}],"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":[]}