{"nhtsa_id":10169643,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-30","date":"2019-11-15","document_id":"N192223160","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; SUSPENSION","mfr_system":null,"summary":"Certain 2019 model year Chevrolet Silverado 4500/5500/6500 vehicles with rear air suspension may have been built with a switch that allows the rear suspension air bags to re-inflate while the vehicle is in Park. The air suspension should never re-inflate while the vehicle is still in Park. Dealers will replace the switch.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169643-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10169643-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10169643","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 6500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_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":[]}