Recalls › United States › Mack Trucks, Inc.

Mack Trucks, Inc. — recall

Automotive · United States · 2026-09-28

Mack Trucks, Inc. 2026-2027 Anthem AN, Pioneer PR with tanker package: inaccurate axle load

Country	United States
Category	Automotive
Published	2026-09-28
Manufacturer	Mack Trucks, Inc.
Units affected	850
Defect	Mack Trucks, Inc. (Mack) is recalling certain 2026-2027 Anthem AN (4) and Pioneer PR (4) vehicles equipped with a tanker application package. Inaccurate axle load calculations may cause reduced braking performance while transporting smoothbore tanker trailers. / 后果: Reduced braking performance can require a greater distance to stop, increasing the risk of a crash.
Component	SERVICE BRAKES, ELECTRIC
Recall type	Vehicle
Remedy	Dealers will install new software to disable the dynamic trailer braking calculations, free of charge. Owner notification letters are expected to be mailed November 27, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0500. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov on October 5, 2026.
Recall number	26V620000
Official notice	View source ↗

What this means for sellers

Likely platform / channel actions	OEMs/dealers will run the remedy (repair, replace or refund); component suppliers in the chain may face traceback.
Self-check for comparable products	Check your comparable products' design, materials and QC records against the defect described here.
Rules & standards likely involved	FMVSS (NHTSA) · Full guide →

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