2008–2011 Mack GU, 2008–2011 Mack Mru Recall: Service Brakes, Air
NHTSA campaign 10V404000 · Service Brakes, Air · filed Sep 7, 2010 · verified Jul 30, 2026
The defect
MACK IS RECALLING CERTAIN MODEL YEAR 2008 THROUGH 2011 GU AND MRU MODEL VEHICLES MANUFACTURED WITH A FRONT TOW GLAD HAND OPTION. THE ACTUATION AND RELEASE TIMING OF THE VEHICLES EXCEEDS THE LIMIT WHICH FAILS TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS."
The risk
IF THE BRAKES DO NOT PERFORM AS THEY SHOULD, A VEHICLE CRASH COULD OCCUR.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
MACK WILL NOTIFY OWNERS AND REPAIR THE VEHICLE FREE OF CHARGE. THE SAFETY RECALL BEGAN ON FEBRUARY 1, 2011. OWNERS MAY CONTACT MACK AT 1-877-800-4945.
MACK'S RECALL CAMPAIGN NUMBER IS SC0345.OWNERS 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 <A HREF=HTTP://WWW.SAFERCAR.GOV>HTTP://WWW.SAFERCAR.GOV</A> .
Affected vehicles
Related recalls
More Mack GU recalls
- 2010–2014 Mack Chu and 10 other models — Hazard warning lights may fail
- 2007–2015 Mack Chu and 6 other models — Mack Trucks, Inc
- 2009 Mack GU and 2 other models — Control box may lose its electrical ground
- 2008–2011 Mack GU — Electrical System
- 2012 Mack Granite (gu) and 5 other models — Service Brakes, Air
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 10V404000 (manufacturer number SC0345). Data last verified Jul 30, 2026.