United StatesCertain 2010–2016 Granite (GU) trucks are affected; vehicles that were remedied under Recall 15V804 (SC0398) may have had incorrect parts installed during subsequent repairs. Those incorrect parts can cause a brake imbalance and rear brakes to overheat, which may lead to a tire blowout or fire; dealers will inspect and replace brake chambers free of charge, owner letters were mailed April 14, 2026, owners can contact Mack at 1-800-866-1177, VINs will be searchable on NHTSA.gov beginning December 22, 2025, and owners who received the prior remedy must have the new remedy completed.
What's being recalled
Mack Trucks, Inc. (Mack) is recalling certain 2010-2016 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.
How to identify it
NHTSA campaign 25V867000; Manufacturer campaign SC0491
The hazard
Overheated brakes may cause a tire blowout or fire, increasing the risk of a crash.
What to do
Dealers will inspect and replace the brake chambers as necessary, free of charge. Owner letters were mailed April 14, 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.
The official notice
This page is a summary of the notice published by U.S. National Highway Traffic Safety Administration, collected from U.S. National Highway Traffic Safety Administration. Check the original before you act on it.
Read the official notice (opens in a new tab)