{"nhtsa_id":11015641,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-03-17","date":"2025-03-10","document_id":"PIT6351","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary information communicates a vehicle may have a Service AC message. On diagnosis code P0071 will be found. The technician is directed to diagnose the circuits following SI. Tech is advised not to replace any parts and that engineering is working on a design improvement.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11015641-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11015641-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11015641","components":[],"codes":["P0071"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"LYRIQ","year_from":2024,"year_to":2025,"match":"exact","vehicle_ids":["2024_cadillac_lyriq","2025_cadillac_lyriq"]},{"make":"CADILLAC","model":"OPTIQ","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_cadillac_optiq"]},{"make":"CHEVROLET","model":"BLAZER EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_chevrolet_blazer","2025_chevrolet_blazer"]},{"make":"CHEVROLET","model":"EQUINOX EV","year_from":2024,"year_to":2025,"match":"base","vehicle_ids":["2024_chevrolet_equinox","2025_chevrolet_equinox"]}],"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":[]}