NHTSA Campaign 25V867000

SERVICE BRAKES, AIR:DISC:CHAMBER

Issued by Mack Trucks, Inc. · Reported Dec 15, 2025 · 679 vehicles affected

What's wrong

Mack Trucks, Inc. (Mack) is recalling certain 2009-2015 Granite (GU) trucks. Vehicles remedied under Recall 15V804 (SC0398) may have had incorrect parts installed during subsequent repairs. The incorrect parts may cause a brake imbalance between the steer and drive axle brakes and the rear brakes to overheat.

Consequence

Overheated brakes may cause a tire blowout or fire, increasing the risk of a crash.

Remedy

Dealers will inspect and replace the brake chambers as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed February 3, 2026. Additional letters will be sent once the final remedy is available, anticipated in February 23, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0491. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 22, 2025. Owners who received a remedy under Recall 15V804 (SC0398) must have the new remedy completed.

Vehicles affected by this recall

Make Model Year Units
MACK GRANITE (GU) 2009 679
MACK GRANITE (GU) 2010 679
MACK GRANITE (GU) 2011 679
MACK GRANITE (GU) 2012 679
MACK GRANITE (GU) 2013 679
MACK GRANITE (GU) 2014 679
MACK GRANITE (GU) 2015 679
MACK GRANITE (GU) 2016 679

Source: NHTSA Campaign 25V867000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.