{"nhtsa_id":10233858,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-04-06","date":"2023-04-06","document_id":"N222374570","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","mfr_system":null,"summary":"Customer Satisfaction Program - Certain vehicles may have incorrect instructions in the Owner Manual regarding the front spring U-bolt Service torque specification. Dealers will print and insert the revised Owner Manual page(s) for all vehicles. On certain vehicles, dealers will verify the front spring u-bolt torque and, if necessary, replace the front spring u-bolt and nuts.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233858-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10233858-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10233858","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"6500","year_from":2019,"year_to":2019,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2019,"year_to":2022,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 5500","year_from":2019,"year_to":2021,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 6500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 6500","year_from":2021,"year_to":2022,"match":"base","vehicle_ids":["2021_chevrolet_silverado","2022_chevrolet_silverado"]},{"make":"CHEVROLET","model":"duplicate SILVERADO 5500","year_from":2019,"year_to":2019,"match":null,"vehicle_ids":[]}],"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":[]}