{"nhtsa_id":601319,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-07-22","date":"1998-03-30","document_id":"9868","mfr_campaign":null,"replaces":null,"component":"VEHICLE SPEED CONTROL:CRUISE CONTROL","mfr_system":null,"summary":"A ROUGH IDLE, STALLING AT AN IDLE AND/OR DIAGNOSTIC TROUBLE CODES (DTCS) P0171, P0174, AND/OR P1151 MAY BE STORED IN MEMORY ON SOME VEHICLES WITH A 4.OL ENGINE. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/601319","components":[{"id":"speed-control","name":"Throttle and cruise control","parent":null}],"codes":["P0171","P0174","P1151"],"topics":[],"vehicles":[{"make":"FORD","model":"AEROSTAR","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_ford_aerostar"]},{"make":"FORD","model":"RANGER","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_ford_ranger"]}],"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":[]}