{"source":"nhtsa","country":"us","campaign":"08V144000","date":"2008-03-26","owner_notified":"2008-04-15","manufacturer":"MACK TRUCKS, INC","component":"SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE","summary":"MACK IS RECALLING 218 MY 2006-2007 MR TRUCKS. A CHECK VALVE WAS OMITTED FROM THE SECONDARY SUPPLY PORT OF THE SR-7 SPRING BRAKE MODULATING VALVE.","consequence":"AS A RESULT, AN AIR LEAK IN THE SECONDARY OR PRIMARY SYSTEM MAY RESULT IN THE PARK BRAKES INADVERTENTLY APPLYING, INCREASING THE RISK OF A CRASH.","remedy":"DEALERS WILL ADD A CHECK VALVE TO THE SECONDARY SUPPLY PORT OF THE SR-7 SPRING BRAKE MODULATING VALVE AND WILL ALSO REPAIR THE SR-7 VALVE BY APPLYING A CHECK VALVE REPAIR KIT AS REQUIRED FOR THE BENDIX SAFETY RECALL (PLEASE SEE 07E-037).  THE RECALL BEGAN ON APRIL 15, 2008.  OWNERS MAY CONTACT MACK AT 1-800-528-6586.","notes":"MACK RECALL NO. SC0337.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.","mfr_campaign":"SC0337","part_number":null,"units":218,"completion":null,"do_not_drive":false,"park_outside":false,"notification":null,"french":null,"vehicles":[{"year":2006,"make":"MACK","model":"MR","vehicle_id":"2006_mack_mr","match":"exact","built_from":"2005-08-23","built_to":"2006-03-27"},{"year":2007,"make":"MACK","model":"MR","vehicle_id":"2007_mack_mr","match":"exact","built_from":"2005-08-23","built_to":"2006-03-27"}],"may_apply":true,"as_of":"2026-10-19","lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null},"attribution":[],"url":"https://open.wenmarpro.com/recalls/nhtsa/08V144000"}