Mack Trucks, Inc. (Mack) is recalling certain 2015-2023 GU and GR vehicles. The turn signals may be positioned incorrectly, reducing their visibility. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk and remedy
Risk
Low turn signal visibility may not alert other drivers to a turning vehicle, increasing the risk of a crash.
Remedy
Dealers will add additional turn signal lighting, free of charge. Owner letters were mailed September 25, 2024. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0448.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
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10249551CBR: Frame Or Cab Lean
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10243529Owner Notification Letter, Extended Warranty Coverage U113. The Pre-SCR NOx Sensor is the component provided coverage under this warranty extension.
10243526Owner Notification Letter, Extended Warranty Coverage U112. The Pre-SCR NOx Sensor is the component provided coverage under this warranty extension.
10243504Owner Notification Letter, Extended Warranty Coverage U111. The Fuel Control Module is the component provided coverage under this warranty extension.
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