{"nhtsa_id":613569,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-07-21","date":"2000-04-10","document_id":"200200010102","mfr_campaign":null,"replaces":null,"component":"VEHICLE SPEED CONTROL:CRUISE CONTROL","mfr_system":null,"summary":"SUBJECT REGARDING CONCERNS WITH PI 531 UNSTABLE LOW IDLE 500-750 RPM E-TECH WITH V-MACK III STEP 7 SOFTWARE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/613569","components":[{"id":"speed-control","name":"Throttle and cruise control","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MACK","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":[]}