{"nhtsa_id":10157029,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-08","date":"2017-09-25","document_id":"PIT5521A","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10157029-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10157029-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10157029","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":["C1112","C1113","C1114","C111B"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2015,"year_to":2016,"match":"base","vehicle_ids":["2015_chevrolet_silverado","2016_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2018,"year_to":2018,"match":"base","vehicle_ids":["2018_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2015,"year_to":2018,"match":"exact","vehicle_ids":["2015_chevrolet_suburban","2016_chevrolet_suburban","2017_chevrolet_suburban","2018_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2015,"year_to":2018,"match":"exact","vehicle_ids":["2015_chevrolet_tahoe","2016_chevrolet_tahoe","2017_chevrolet_tahoe","2018_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2016,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2018,"year_to":2018,"match":"base","vehicle_ids":["2018_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2015,"year_to":2018,"match":"exact","vehicle_ids":["2015_gmc_yukon","2016_gmc_yukon","2017_gmc_yukon","2018_gmc_yukon"]}],"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":[]}