{"nhtsa_id":10030869,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2009-12-16","date":"2009-08-01","document_id":"SP-3-143-001","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"AUTOCAR: THE SOFTWARE CONTROLLING THE CAB MOUNTED VEHICLE CONTROL UNIT (VCU) ALLOWS THE TRUCK TO ONLY REACH 90% THROTTLE CAPACITY. BY REPLACING THE VCU WITH UPDATED SOFTWARE, 100% THROTTLE CAPACITY CAN BE OBTAINED. NO MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10030869","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"AUTOCAR","model":"ACX","year_from":2008,"year_to":2009,"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":[]}