{"nhtsa_id":11021308,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-08-04","date":"2025-07-31","document_id":"PIT5161L","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating characteristic","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021308-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11021308-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11021308","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado","2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado","2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado","2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado","2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado","2014_chevrolet_silverado","2015_chevrolet_silverado","2016_chevrolet_silverado","2017_chevrolet_silverado","2018_chevrolet_silverado","2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra","2019_gmc_sierra","2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 2500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra","2019_gmc_sierra","2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2007,"year_to":2026,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra","2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra","2017_gmc_sierra","2018_gmc_sierra","2019_gmc_sierra","2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_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":[]}