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Mack MD Recall 21V574: Loose Front Suspension Bolts Can Cause Loss of Control

NHTSA campaign 21V574, reported July 27, 2021, 60 vehicles potentially affected.

What this recall means for you

The front suspension spring hanger brackets on certain vehicles may have loose bolts. If these bolts detach, the suspension can fail, which could lead to loss of vehicle control and an increased risk of a crash.

If you own an affected truck, a dealer will tighten the spring hanger bracket bolts at no cost to you. Owner notification letters were mailed on August 17, 2021. You can also contact Mack customer service at 1-800-866-1177 for more information.

To check whether your vehicle has any open recalls, enter your VIN on the NHTSA recall lookup or ask an authorized dealer to check it for you.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V574Mack Trucks, Inc.
Component
SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:HANGER,BRACKET
Problem
Mack Trucks, Inc. (Mack) is recalling certain 2022 Medium-Duty Trucks. The spring hanger brackets on the front suspension may have loose bolts.
Risk
Loose suspension bolts can detach, possibly resulting in a loss of vehicle control and increasing the risk of a crash.
Remedy
Dealers will tighten the spring hanger bracket bolts, free of charge. Owner notification letters were mailed on August 17, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0428.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Affected vehicles

Mack MD2022