{"nhtsa_id":10044218,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-05-23","date":"2015-05-01","document_id":"PB-12050","mfr_campaign":null,"replaces":"CSP-12050-C","component":"SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY","mfr_system":null,"summary":"CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME 2011-2012 TRUCKS, A GRINDING NOISE AND VIBRATION WOULD BE NOTICEABLE DUE TO THE REAR AXLE RIGHT HAND SIDE BEARING ADJUSTER CLIP AND BOLT MAY COME LOOSE INSIDE OF REAR AXLE. *PE UPDATED 9/6/12. *PE UPDATED 7/18/14. *PE UPDATED 11/6/15. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10044218","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_express","2012_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_chevrolet_silverado","2012_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN 2500","year_from":2011,"year_to":2011,"match":"base","vehicle_ids":["2011_chevrolet_suburban"]},{"make":"GMC","model":"SAVANA","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_gmc_savana","2012_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_gmc_sierra","2012_gmc_sierra"]},{"make":"GMC","model":"YUKON XL 2500","year_from":2011,"year_to":2011,"match":"base","vehicle_ids":["2011_gmc_yukon-xl"]}],"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":[]}