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Recall data is sourced from official U.S. government agencies (CPSC, FDA, NHTSA, USDA) and processed using AI to improve readability. This site is not affiliated with or endorsed by any government agency. Always refer to the original agency notice for authoritative information.

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Medium RiskNHTSA
Vehicles/Commercial Vehicles

Mack Trucks, Inc.: 2023 MD6 and MD7 Trucks Recalled for Engine Stall Risk

Agency Publication Date: August 9, 2022
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Summary

Mack Trucks, Inc. is recalling approximately 150 of its 2023 MD6 and MD7 trucks. The engine control module (ECM) in these vehicles may experience an internal electrical short-circuit, which can cause the engine to shut down unexpectedly while driving. To resolve this issue, Cummins will replace the affected engine control module free of charge.

Risk

An unexpected engine shut down can cause a sudden loss of motive power while the vehicle is in motion, significantly increasing the risk of a crash.

What You Should Do

  1. Check your vehicle registration or purchase documents to confirm if you own a 2023 Mack MD6 or MD7 truck.
  2. Contact Mack's customer service at 1-800-866-1177 to verify if your specific vehicle is included in this recall (Internal Recall Number SC0438).
  3. If your vehicle is affected, schedule a service appointment with an authorized dealer to have the engine control module (ECM) replaced by Cummins at no cost to you.
  4. For additional information or questions, you may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or visit www.nhtsa.gov.

Your Remedy Options

๐Ÿ”„Free Replacement

Cummins will replace the Engine Control Module (ECM) free of charge.

How to: Contact Mack customer service at 1-800-866-1177 or an authorized dealer to arrange for the free replacement.

Affected Products

Product: 2023 Mack MD6
Product: 2023 Mack MD7

Additional Information

Agency: National Highway Traffic Safety Administration (NHTSA)
Recall ID: 22V606000
Status: Active
Manufacturer: Mack Trucks, Inc.
Sold By: authorized dealers
Units Affected: 150 vehicles(2% estimated defective)
Park Vehicle: No
Park Outside: No
OTA Update: No
Product Type: Vehicle (V)
Recall Classification: Safety Defect
Owner Notification Date: September 27, 2022
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.
Distributed To: Nationwide
Manufacturer Recall #: SC0438
Agency Last Updated: March 29, 2023

Were You Affected by This Recall?

If you or a family member were harmed by this recalled product, you may have legal rights. Consider consulting a consumer protection attorney to understand your options for compensation.

Find an Attorney

This is general information, not legal advice. Go Backs is not a law firm and does not provide legal services.

AI-Enhanced Content: The summary, action steps, and risk assessment on this page were generated by AI from official government recall data to improve readability. This is not legal or medical advice. Always refer to the official agency sources below for authoritative information.

Sources: NHTSA Notice ยท Raw API Response