NHTSA campaign 21V684000

Mack Trucks, Inc. recall 21V684000

Mack Trucks, Inc. (Mack) is recalling certain 2020-2022 Mack MD vehicles. The cotter pin that retains the brake pedal clevis pin may not have been properly installed, which could result in an unsecured brake pedal.

Do Not DriveReported 09/01/2021

What can happen

An unsecured brake pedal can cause a loss of braking ability and increase the risk of a crash.

Repair

Owners are advised to not drive their vehicles until the remedy has been performed. Dealers will inspect the cotter pin installation and repair it as necessary, free of charge. Owner notification letters were mailed on September 13, 2021. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0429.

Components

  • Service brakes, hydraulic: Pedals and linkages

Affected years and models

A listed year and model does not mean every vehicle in that group is recalled. Use the VIN lookup to confirm a specific vehicle.