Key Takeaway

MACK/FMVSS 121/CHECK VALVE by MACK TRUCKS, INCORPORATED was recalled on July 28, 2003. What to do: DEALERS WILL REPLACE THE CHECK VALVE. OWNER NOTIFICATION BEGAN NOVEMBER 26, 2003. OWNERS SHOULD CONTACT MACK AT 1-610-709-3337.

NHTSA Ongoing

MACK/FMVSS 121/CHECK VALVE

Recalled: July 28, 2003 ~1,232 units affected 03V253

Description

CERTAIN HEAVY DUTY VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS." IMPROPER SEATING OF THE CHECK VALVE RETAINER IN THE BRASS FITTING HOUSING HAS OCCURRED. IT IS POSSIBLE FOR THE AIR BRAKE SYSTEM PRESSURE TO PUSH THE CHECK VALVE INTERNAL PARTS INTO THE PRIMARY SYSTEM RESERVOIR AND A VEHICLE OPERATOR WOULD NOT KNOW THAT THIS HAS HAPPENED.

Injuries / Consequence

IN THIS CONDITION, THE VEHICLE WOULD NOT MEET THE EMERGENCY REQUIREMENTS OF THE STANDARD.

Remedy

DEALERS WILL REPLACE THE CHECK VALVE. OWNER NOTIFICATION BEGAN NOVEMBER 26, 2003. OWNERS SHOULD CONTACT MACK AT 1-610-709-3337.

Products Affected

Vehicle

Vehicles

Company Information

MACK TRUCKS, INCORPORATED

Unknown location

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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: DEALERS WILL REPLACE THE CHECK VALVE. OWNER NOTIFICATION BEGAN NOVEMBER 26, 2003. OWNERS SHOULD CONTACT MACK AT 1-610-709-3337.

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.

Data sourced from National Highway Traffic Safety Administration. Recall information may not reflect the most current status. RecallDex is not affiliated with any US government agency. Contact the manufacturer or relevant agency for the latest information.