{"nhtsa_id":10169339,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-16","date":"2019-11-12","document_id":"19NA253","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ENGINE","mfr_system":null,"summary":"This technical bulletin provides a service procedure to run a relative compression test to confirm if an engine misfire is a mechanical engine issue or not.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169339-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169339-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10169339","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"fuel-injector","name":"Fuel injection","parent":"fuel-system"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CT6","year_from":2019,"year_to":2020,"match":"exact","vehicle_ids":["2019_cadillac_ct6","2020_cadillac_ct6"]}],"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":[]}