{"nhtsa_id":40073,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1995-05-01","document_id":"BC2471950503","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR","mfr_system":null,"summary":"BLOWER MOTOR CHIRP OR SQUEAK FROM BLOWER MOTOR AT LOW SPEEDS. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/40073","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":"TEMPO","year_from":1988,"year_to":1994,"match":"exact","vehicle_ids":["1988_ford_tempo","1989_ford_tempo","1990_ford_tempo","1991_ford_tempo","1992_ford_tempo","1993_ford_tempo","1994_ford_tempo"]},{"make":"MERCURY","model":"TOPAZ","year_from":1988,"year_to":1994,"match":"exact","vehicle_ids":["1988_mercury_topaz","1989_mercury_topaz","1990_mercury_topaz","1991_mercury_topaz","1992_mercury_topaz","1993_mercury_topaz","1994_mercury_topaz"]}],"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":[]}