{"nhtsa_id":636175,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-06","date":"2002-08-01","document_id":"16159","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE","mfr_system":null,"summary":"SOME VEHICLES BUILT AFTER MARCH 2002 MAY NOT ALLOW PASSIVE ANTI-THEFT SYSTEM (PATS) SECURITY ACCESS WHEN PROGRAMMING SPARE KEYS OR REPLACING DEFECTIVE KEYS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/636175","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MERCURY","model":"MOUNTAINEER","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_mercury_mountaineer"]}],"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":[]}