{"nhtsa_id":11032777,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-05-19","date":"2026-05-14","document_id":"PIT5509M","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This PI provides diagnostic tips for diagnosing electric trailer brakes issues.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032777-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032777-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032777","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2021,"year_to":2024,"match":"exact","vehicle_ids":["2021_cadillac_escalade","2022_cadillac_escalade","2023_cadillac_escalade","2024_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE 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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":[]}