{"nhtsa_id":10035545,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-03-01","date":"2010-09-01","document_id":"SB-10015A","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)","mfr_system":null,"summary":"CHEVROLET/GMC: TRANSFER CASE LEAK. PROVIDES A SERVICE PROCEDURE TO INSPECT THE TRANSFER CASE PLUG FOR PRESENCE OF AN O RING AND IF NECESSARY, INSTALL A NEW PLUG THAT CONTAINS O-RING. BULLETIN BEING REVISED TO EXTEND THE EXPIRATION DATE TO 9/30/11. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10035545","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"transfer-case","name":"Transfer case","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2010,"year_to":2010,"match":"base","vehicle_ids":["2010_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2010,"year_to":2010,"match":"base","vehicle_ids":["2010_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":[]}