United StatesCertain 2027 Mack Anthem AN (4) and Pioneer PR (4) vehicles are affected; they can be identified as 2027 model Anthem AN (4) or Pioneer PR (4) trucks whose center roof marker lights may fail to illuminate. The recall was issued because the marker lights may not light, reducing visibility and increasing crash risk; dealers will replace the center roof marker light free of charge and owners may contact Mack customer service at 1-800-866-1177 (Mack recall SC0498).
What's being recalled
Mack Trucks, Inc. (Mack) is recalling certain 2027 Anthem AN (4) and Pioneer PR (4) vehicles. The center roof marker lights may fail to illuminate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
How to identify it
NHTSA campaign 26V515000; Manufacturer campaign SC0498
The hazard
Marker lights that fail to illuminate can reduce visibility, increasing the risk of a crash.
What to do
Dealers will replace the center roof marker light, free of charge. Interim letters notifying owners of the safety risk were mailed September 22, 2026. Additional letters will be sent once the final remedy is available. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0498. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning August 13, 2026.
The official notice
This page is a summary of the notice published by U.S. National Highway Traffic Safety Administration, collected from U.S. National Highway Traffic Safety Administration. Check the original before you act on it.
Read the official notice (opens in a new tab)