2005–2007 Mack CT, 2007 Mack CTP Recall: CERTAIN TRUCKS EQUIPPED WITH HAULMAX REAR SUSPENSIONS FAIL TO COMPLY WITH…
NHTSA campaign 07V051000 · Service Brakes, Air · filed Feb 15, 2007 · verified Jul 30, 2026
The defect
CERTAIN TRUCKS EQUIPPED WITH HAULMAX REAR SUSPENSIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS." IT DOES NOT MEET THE REQUIRED STOPPING DISTANCE AS SPECIFIED IN THE REGULATION.
The risk
THE VEHICLE COULD EXPERIENCE REDUCED BRAKING PERFORMANCE AS A RESULT. IF THIS WARNING IS NOT HEEDED, 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
DEALERS WILL RELOCATE THE ANTILOCK BRAKING SYSTEM (ABS) SENSOR FROM THE REAR DRIVE AXLE TO THE FRONT DRIVE AXLE FREE OF CHARGE. THE RECALL BEGAN ON JUNE 15, 2007. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
MACK TRUCKS RECALL NO. SC0320.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.
Affected vehicles
Related recalls
More Mack CT recalls
- 2010–2014 Mack Chu and 10 other models — Hazard warning lights may fail
- 2006–2008 Mack CHN and 7 other models — ON CERTAIN TRUCKS EQUIPPED WITH A SAF HOLLAND SIMPLEX FIFTH…
- 2007 Mack CL and 4 other models — ON CERTAIN TRUCKS EQUIPPED WITH A 46K POUND CHALMERS REAR…
- 2007 Mack CT — CERTAIN TRUCKS EQUIPPED WITH THE TRI-DRIVE OPTION FAIL TO…
- 2007 Mack CHN and 4 other models — ON CERTAIN TRUCKS EQUIPPED WITH A LEGRIS AIR MANIFOLD, THE…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 07V051000 (manufacturer number SC0320). Data last verified Jul 30, 2026.