{"nhtsa_id":10054227,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-01-04","date":"2013-11-01","document_id":"P1-1105","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL","mfr_system":null,"summary":"GMC/CHEVROLET: INFORMATION BEING PROVIDED REGARDING THE ADDITION OF AFTERMARKET (NON-GM) TRAILER BRAKE CONTROLLER HARNESS. MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10054227","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_gmc_sierra"]}],"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":[]}