{"nhtsa_id":10030386,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2009-09-28","date":"2009-06-10","document_id":"SB-P10683","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; PARKING BRAKE","mfr_system":null,"summary":"MACK TRUCK: ELECTRONIC HAND THROTTLE FUNCTIONS REGARDLESS OF PARK BRAKE STATUS; IT HAS BEEN DETERMINED THAT THE ELECTRONIC HAND THROTTLE ON CERTAIN MRU AND LEU MODEL CHASSIS WILL FUNCTION WITH THE PARKING BRAKE DISENGAGED, THUS ALLOWING THE VEHICLE OPERATOR TO INCREASE ENGINE SPEED EVEN WITH THE PARKING BRAKES RELEASED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10030386","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"parking-brake","name":"Parking brake","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"LEU","year_from":2008,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"MRU","year_from":2008,"year_to":2008,"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":[]}