{"nhtsa_id":10126990,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-01-16","date":"2017-12-20","document_id":"PIT5314B","mfr_campaign":null,"replaces":null,"component":"EXTERIOR LIGHTING:BRAKE LIGHTS","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that have installed an aftermarket bed cap or topper may question where they can wire in the center high mounted stop light for the cap or topper. Provisions for the center high mounted stop light have been provided at the Rear Body Junction Block (X63A) connector X6 terminal 1 for 2014-2015 model years. For vehicle model years 2016-2017 provisions for the center high mounted stop light have been provided at connector X400 terminal 4, circuit 1054.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10126990-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10126990-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10126990","components":[{"id":"lighting","name":"Lighting","parent":null},{"id":"brake-light","name":"Brake lights","parent":"lighting"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2018,"match":"base","vehicle_ids":["2014_chevrolet_silverado","2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2015,"year_to":2018,"match":"base","vehicle_ids":["2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2015,"year_to":2018,"match":"base","vehicle_ids":["2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2018,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2015,"year_to":2018,"match":"base","vehicle_ids":["2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2015,"year_to":2018,"match":"base","vehicle_ids":["2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_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":[]}