{"nhtsa_id":637462,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-26","date":"2002-04-01","document_id":"15770","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"SOME 1997 THROUGH 2002 VEHICLES MAY EXHIBIT VARIOUS UNUSUAL ELECTRICAL CONDITIONS, SUCH AS FRONT OR REAR BLOWER OR EATC STAYING ON WITH KEY OUT OF THE IGNITION, RADIO STAYING ON AFTER DOORS OPENED AND KEY OUT OF IGNITION, WIPER CIRCUIT FAILURE CODES, AND MULTIPLE SYSTEM WARNING LIGHTS WITH SHORT TO POWER OR LOW BATTERY VOLTAGE DIAGNOSTIC TROUBLE CODES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/637462","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"EXPEDITION","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":null,"year_to":null,"match":"exact","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":[]}