{"nhtsa_id":621722,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-01","date":"2001-03-01","document_id":"325","mfr_campaign":null,"replaces":null,"component":"SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET","mfr_system":null,"summary":"INFORMATION ON CHECKING THE REAR SPRING RETAINING PIN. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/621722","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"COOPER","model":"DEAN ALPHA IV SEASON","year_from":null,"year_to":null,"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":[]}