{"nhtsa_id":10247769,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-12-26","date":"2023-09-05","document_id":"PIC6497A","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM","mfr_system":null,"summary":"This Preliminary information communicates that a click or tick noise may be heard when adjusting HVAC temperatures.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10247769-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10247769-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10247769","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"LYRIQ","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_cadillac_lyriq"]},{"make":"CADILLAC","model":"redundant LYRIQ","year_from":2024,"year_to":2024,"match":null,"vehicle_ids":[]}],"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":[]}