{"nhtsa_id":10083852,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-11-03","date":"2016-04-01","document_id":"PIP5388","mfr_campaign":null,"replaces":null,"component":"ENGINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER","mfr_system":null,"summary":"THIS PRELIMINARY INFORMATION COMMUNICATES TO THE DEALER THE DETAILS OF THE 3.0 TWIN TURBO CHARGED ENGINE EXCHANGE PROGRAM. DEALER IS TO CALL GENERAL MOTORS PRODUCT QUALITY CENTER TO REQUEST AN EXCHANGE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10083852","components":[{"id":"engine","name":"Engine","parent":null},{"id":"turbocharger","name":"Turbocharger or supercharger","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CT6","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_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":[]}