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Mack Granite (Gr) Recall 24V122: Low Air Tank Volume Can Reduce Braking Performance

NHTSA campaign 24V122, reported February 19, 2024, 10 vehicles potentially affected.

What this recall means for you

Certain 2022-2024 Mack Granite trucks have air tanks with insufficient air volume for the brake system. These vehicles do not meet Federal Motor Vehicle Safety Standard 121 for air brake systems.

The lack of air volume can reduce braking performance and increase the risk of a crash. Owners should take this recall seriously and have the vehicle checked as soon as possible.

Authorized Mack dealers will add additional air tank volume at no charge. Owners who received a notification letter mailed March 14, 2024 can contact Mack customer service at 1-800-866-1177 (Mack recall number SC0458). You can also check your vehicle identification number (VIN) for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V122Mack Trucks, Inc.
Component
SERVICE BRAKES, AIR
Problem
Mack Trucks, Inc. (Mack) is recalling certain 2022-2024 Granite vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
Risk
Insufficient air volume can reduce braking performance and increase the risk of a crash.
Remedy
Dealers will add additional air tank volume, free of charge. Owner notification letters were mailed March 14, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0458.
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 Granite (Gr)202220232024