United States2025–2026 Tern RC8 vehicles (17 potentially affected) are recalled; the digital display cluster may show incorrect air brake pressure and falsely indicate a brake system failure. A software error causes the incorrect display, resulting in noncompliance with FMVSS 121, “Air Brake Systems.” Hexagon Purus will update the software free of charge; owner letters were mailed June 19, 2026, and owners may contact Hexagon Purus customer service at 1-949-359-8168.
What's being recalled
Hexagon Purus Systems USA LLC (Hexagon Purus) is recalling certain 2025-2026 Tern RC8 vehicles. A software error may occur between the digital display cluster and the pressure sensors, causing the system to show the incorrect air brake pressure and falsely indicate a brake system failure. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."
How to identify it
NHTSA campaign 26V253000
The hazard
A display that does not show accurate information may fail to alert the driver to an actual brake issue, increasing the risk of a crash.
What to do
Hexagon Purus will update the software, free of charge. Owner notification letters were mailed June 19, 2026. Owners may contact Hexagon Purus' customer service at 1-949-359-8168.
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)