01 / OFFICIAL CAMPAIGNS
2021 Mack Te recall campaigns
NHTSA 22V401000
- Component
- STEERING
- Report received
- June 7, 2022
- Potential units
- 5,644campaign-wide
Defect and consequence
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.
Why it matters: A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
Remedy
Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437.
Owner notification: July 29, 2022 · Filing manufacturer: Mack Trucks, Inc.
NHTSA 21V953000
- Component
- PARKING BRAKE
- Report received
- December 9, 2021
- Potential units
- 20,668campaign-wide
Defect and consequence
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2008-2019 TerraPro (MRU) and 2019-2022 TerraPro (TE) vehicles. A brake control valve air leak into the attached exhaust hose can create excessive back pressure, causing the parking brake to release unexpectedly.
Why it matters: The unexpected release of the parking brake may allow the vehicle to rollaway, increasing the risk of a crash.
Remedy
Dealers will remove the exhaust tube and fitting from the valve, free of charge. Owner notification letters were mailed February 8, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0433.
Owner notification: February 8, 2022 · Filing manufacturer: Mack Trucks, Inc.
NHTSA 21V573000
- Component
- SERVICE BRAKES, AIR
- Report received
- July 27, 2021
- Potential units
- 124campaign-wide
Defect and consequence
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite, LR, and TerraPro vehicles. The rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakes.
Why it matters: Inoperative rear axle brakes can increase the distance required to stop, increasing the risk of a crash.
Remedy
Dealers will inspect the brake cams, and incorrect brake cams will be replaced, along with brake shoes, hardware, and wheel seals, as necessary, free of charge. Owner notification letters were mailed on August 10, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0427.
Owner notification: August 10, 2021 · Filing manufacturer: Mack Trucks, Inc.
02 / COMPONENT BREADTH