{"nhtsa_id":11031712,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-29","date":"2026-04-22","document_id":"PIC6537F","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary information communicates that a noise or vibration maybe heard from the A/C compressor and that Engineering is working on a resolution.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031712-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031712-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031712","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"OPTIQ","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_cadillac_optiq"]}],"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":[]}