Recall 22V-606: 2023 Mack MD

Mack Trucks, Inc. recall for engine and engine cooling, reported to NHTSA on Aug 9, 2022, covering about 150 vehicles.

NHTSA number
22V-606
Report date
Aug 9, 2022
Vehicles affected
150
Owners notified
Sep 27, 2022

The problem

Mack Trucks, Inc. (Mack) is recalling certain 2023 MD6/7 trucks. The engine control module (ECM) may experience an internal short-circuit, which can result in an unexpected engine shut down.

The risk

An unexpected engine shut down can increase the risk of a crash.

The fix

Cummins will replace the ECM, free of charge. Owner notification letters were mailed on September 27, 2022. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0438.

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.

Recall details

ManufacturerMack Trucks, Inc.
ComponentEngine and Engine Cooling › Engine › Engine Control Module (Ecu/Ecm)
Recall started bythe manufacturer
NHTSA campaign number22V606000

Vehicles in this recall

VehicleModel years
Mack MD2023All years

Not every vehicle of these model years is included. Enter your VIN at nhtsa.gov/recalls ↗ or ask a dealer.

Frequently asked questions

What is recall 22V-606?

Mack Trucks, Inc. (Mack) is recalling certain 2023 MD6/7 trucks. The engine control module (ECM) may experience an internal short-circuit, which can result in an unexpected engine shut down.

How is recall 22V-606 fixed?

Cummins will replace the ECM, free of charge. Owner notification letters were mailed on September 27, 2022. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0438.

Is the recall repair free?

Yes. Safety recall repairs are free at authorized dealers. Check whether your vehicle is included with its VIN at nhtsa.gov/recalls.