{"nhtsa_id":608460,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-12-02","date":"1999-08-01","document_id":"996750","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT CONDENSATION LEAKS ON THE PASSENGER FLOOR COMING FROM THE FLOOR DUCT OR HEATER CORE SEAL. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/608460","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"F SUPER DUTY","year_from":1999,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"SUPER DUTY F SERIES","year_from":1999,"year_to":1999,"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":[]}