{"nhtsa_id":10179535,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-09-08","date":"2020-07-13","document_id":"PIE0573","mfr_campaign":null,"replaces":null,"component":"STRUCTURE; SUSPENSION","mfr_system":null,"summary":"This engineering information (EI) is requesting information from technicians to perform the inspection and verify that the rear axle dampener (TVA) is loose after a loud banging noise is heard from the rear of the vehicle while in motion and contact the engineer listed.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10179535-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10179535-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10179535","components":[{"id":"structure-body","name":"Body and frame","parent":null},{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_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":[]}