{"nhtsa_id":620079,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-07-11","date":"2000-12-15","document_id":"7SB0030101A","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"ON SOME COACHES INCLUDING THE 2000 AND 2001 MODEL YEAR ULTIMATE ADVANTAGE / ULTIMATE FREEDOM, THE CENTRAL A/C UNIT MAY HAVE A MISALIGNED SEAL BETWEEN THE EVAPORATOR COIL AND THE RETURN AIR INTAKE PLENUM BENEATH THE RIGHT REAR AREA OF THE COACH. A GAP IN THIS SEAL COULD ALLOW UNFILTERED OUTSIDE AIR TO BE DRAWN INTO THE AIR CONDITIONING DUCTS, REDUCING THE EFFICIENCY OF THE SYSTEM. A QUICK VISUAL INSPECTION WILL REVEAL WHETHER THIS SEAL MISALIGNMENT EXISTS ON THE COACH. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/620079","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ITASCA","model":"HORIZON","year_from":1996,"year_to":1997,"match":null,"vehicle_ids":[]},{"make":"ULTIMATE","model":"ADVANTAGE","year_from":1998,"year_to":1998,"match":null,"vehicle_ids":[]},{"make":"ULTIMATE","model":"ADVANTAGE","year_from":2003,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"ULTIMATE","model":"FREEDOM","year_from":1996,"year_to":1996,"match":null,"vehicle_ids":[]},{"make":"ULTIMATE","model":"FREEDOM","year_from":2000,"year_to":2000,"match":null,"vehicle_ids":[]},{"make":"WINNEBAGO","model":"JOURNEY","year_from":1996,"year_to":1997,"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":[]}