2007 Mack CHN, 2007 Mack CT, 2007 Mack CTP and 4 other models Recall: ON CERTAIN TRUCKS EQUIPPED WITH SR-7 BENDIX BRAKE VALVES, THE CHECK VALVE…
NHTSA campaign 06V232000 · Parking Brake · filed Jun 28, 2006 · verified Jul 30, 2026
The defect
ON CERTAIN TRUCKS EQUIPPED WITH SR-7 BENDIX BRAKE VALVES, THE CHECK VALVE INSIDE THE VALVE CAVITY MAY NOT PROPERLY SET, CAUSING INTERNAL AIR LEAKAGE. IF THE CHECK VALVE DOES NOT PROPERLY SEAT, THE RESULTING LEAKAGE CAN CAUSE A DELAY IN THE APPLICATION OF THE SPRING BRAKES TO PARK THE VEHICLE AFTER OPERATOR PULLS THE DASH VALVE BUTTON.
The risk
THE DELAYED PARKING BRAKE APPLICATION CAN OCCUR WITHOUT WARNING, LEADING TO UNINTENDED VEHICLE ROLLAWAY INCREASING THE RISK OF A CRASH.
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 INSPECT THE VALVES AND REPLACE IT FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 14, 2006. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
MACK TRUCKS RECALL NO. SC0336 (SC0313).CUSTOMERS CAN 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 CHN recalls
- 2006–2008 Mack CHN and 7 other models — ON CERTAIN TRUCKS EQUIPPED WITH A SAF HOLLAND SIMPLEX FIFTH…
- 2002–2007 Mack CH and 3 other models — ON CERTAIN TRUCKS EQUIPPED WITH ASET AC MODEL ENGINES, THE…
- 2006–2007 Mack CHN and 8 other models — ON CERTAIN TRUCKS EQUIPPED WITH BENDIX SR-7 SPRING BRAKE…
- 2005–2007 Mack CHN and 6 other models — ON CERTAIN TRUCKS EQUIPPED WITH PARKER SINGLE CHECK VALVES…
- 2007 Mack CH and 3 other models — CERTAIN TRUCKS WERE RECALLED FOR THE INSTALLATION OF…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 06V232000 (manufacturer number SC0336). Data last verified Jul 30, 2026.