Key Takeaway
EMERGENCY PARKING BRAKE:AIR:LINES AND FITTINGS by MACK TRUCKS, INCORPORATED was recalled on December 4, 1985. What to do: INSTALL A REDESIGNED VALVE SUPPORT BRACKET.
EMERGENCY PARKING BRAKE:AIR:LINES AND FITTINGS
Description
THE QUICK RELEASE VALVE SUPPORT BRACKET MOUNTED ON THE AXLE MAY CRACK. THIS CAUSES FATIGUE FAILURE OF THE STEEL AIR LINES LEADING TO THE REAR PARKING BRAKES AND CHASSIS SERVICE BRAKES RESULTING IN SUDDEN LOSS OF AIR PRESSURE. CONSEQUENCE OF DEFECT: THIS SUDDEN LOSS OF AIR TO THE BRAKE CHAMBERS WILL RESULT IN AUTOMATIC ACTUATION OF REAR PARKING BRAKE CAUSING SUDDEN REAR WHEEL LOCKUP WHICH MAY CONTRIBUTE TO AN ACCIDENT.
Remedy
INSTALL A REDESIGNED VALVE SUPPORT BRACKET.
Products Affected
Vehicle
VehiclesCompany Information
MACK TRUCKS, INCORPORATED
Unknown location
View all 234 recalls by MACK TRUCKS, INCORPORATED →Related Recalls
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Frequently Asked Questions
Is this recall still active?
Check the status badge at the top of this page. "Ongoing" means the recall is still active and you should follow the remedy instructions. "Completed" or "Terminated" means the recall process has concluded, though the safety issue remains relevant for any unrepaired products.
How do I check if my product is affected?
Compare the model number, lot code, serial number, or date range listed in the recall notice with the information on your product's label or packaging. For vehicles, check your VIN at NHTSA.gov/Recalls.
What remedy is available for this recall?
The listed remedy for this recall is: INSTALL A REDESIGNED VALVE SUPPORT BRACKET.
Where can I find the original recall notice?
This recall was issued by NHTSA. You can view the original notice using the link provided above.