{"nhtsa_id":600888,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-06-10","date":"1998-06-10","document_id":"980320240398","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM","mfr_system":null,"summary":"A SQUEAKING NOISE MAY BE HEARD WHEN THE SYSTEM MODE IS CHANGED FROM FLOOR TO PANEL OR DEFROST. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/600888","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":1997,"year_to":1998,"match":"exact","vehicle_ids":["1997_jeep_cherokee","1998_jeep_cherokee"]},{"make":"JEEP","model":"WRANGLER","year_from":1997,"year_to":1998,"match":"exact","vehicle_ids":["1997_jeep_wrangler","1998_jeep_wrangler"]}],"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":[]}