{"nhtsa_id":10178307,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-10","date":"2020-06-05","document_id":"PIT5747","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; EQUIPMENT:RECREATIONAL VEHICLE/TRAILER","mfr_system":null,"summary":"This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178307-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178307-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10178307","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2019,"year_to":2020,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2019,"year_to":2020,"match":"base","vehicle_ids":["2019_gmc_sierra","2020_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":[]}