{"nhtsa_id":10164644,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-09-10","date":"2019-08-23","document_id":"ITB19-021","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"2019 QX50; DRIVE BELT CHIRP NOISE IF YOU CONFIRM The drive belt makes a chirp type noise when accelerating the vehicle and/or revving the engine in Park. ACTION Compare the vehicle’s ECM and TCM part numbers with those listed in TABLE A and TABLE B, respectively, in this bulletin. • If there is a match, reprogram the ECM. • If there is a match, also reprogram the TCM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10164644-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10164644-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10164644","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INFINITI","model":"QX50","year_from":2019,"year_to":2019,"match":"exact","vehicle_ids":["2019_infiniti_qx50"]}],"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":[]}