{"nhtsa_id":628888,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-03-21","date":"2001-12-01","document_id":"010399002","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"SUBJECT REGARDING PULSE OF AIR DISCHARGE, AIR GUST, HISS FROM REAR OF PASSENGER COMPARTMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/628888","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"GMC","model":"ENVOY","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_gmc_envoy"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_oldsmobile_bravada"]}],"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":[]}