{"nhtsa_id":10253783,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-05-01","date":"2024-04-16","document_id":"20-NA-022","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10253783-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-10253783-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10253783","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2020,"year_to":2024,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_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":[]}