{"nhtsa_id":37981,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-02-10","date":"1994-12-01","document_id":"241994","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR","mfr_system":null,"summary":"WHISTLE COMING FROM THE HEATER, A/C HOUSING WITH THE BLOWER FAN ON HIGH. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/37981","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":"GRAND CHEROKEE","year_from":1995,"year_to":1995,"match":"exact","vehicle_ids":["1995_jeep_grand-cherokee"]}],"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":[]}