{"nhtsa_id":10089965,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-31","date":"2015-06-15","document_id":"15203A","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS","mfr_system":null,"summary":"15203A - SERVICE UPDATE (REVISED SERVICE PROCEDURE). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO INSPECT AND, IF REQUIRED, RETIGHTEN THE TORQUE ON THE RIGHT-REAR-BRAKE-LINE-BRACKET BOLT TO THE REAR-AXLE ON CERTAIN FORT WAYNE ASSEMBLY PLANT BUILT 2014-2015 CHEVROLET SILVERADO LD, 2015 CHEVROLET SILVERADO HD, 2014-2015 GMC SIERRA LD, 2015 GMC SIERRA HD AND 2015 GMC SIERRA DENALI LD VEHICLES. THESE VEHICLES MAY HAVE BEEN ASSEMBLED WITH AN INCORRECTLY TORQUED RIGHT-REAR-BRAKE-LINE-BRACKET BOLT TO THE REAR AXLE. THIS CONDITION COULD ALLOW THE BRAKE LINE TO WEAR AGAINST THE REAR-AXLE HOUSING AND CAUSE A BRAKE-FLUID LEAK.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089965","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"brake-hose-line","name":"Brake hoses and lines","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_chevrolet_silverado","2015_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_chevrolet_silverado","2015_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_chevrolet_silverado","2015_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2014,"year_to":2015,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_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":[]}