{"nhtsa_id":620559,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-08-14","date":"2001-02-15","document_id":"80","mfr_campaign":null,"replaces":null,"component":"VEHICLE SPEED CONTROL:ACCELERATOR PEDAL","mfr_system":null,"summary":"THIS BULLETIN STATES THAT VENDOR CHANGES MADE TO ACCELERATOR PEDALS USED WITH SERIES 40 ELECTRONIC ENGINES HAVE BEEN FOUND TO CAUSE IDLE-VALIDATION AND THROTTLE POSITION ERROR CODES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/620559","components":[{"id":"speed-control","name":"Throttle and cruise control","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PIERCE","model":"PIERCE","year_from":null,"year_to":null,"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":[]}