E-One Cyclone, Typhoon: Powertrain

Affects E-One Cyclone, Typhoon · 2025–2026 — about 15 vehicles.

The hazard

Issue: On certain fire trucks, a software problem could cause the drive pump transfer case to disengage. If this happens, there could be a sudden loss of power to the wheels. Safety Risk: A sudden loss of power to the wheels could increase the risk of a crash. This could also delay emergency response and increase the risk of injury. Corrective Actions: E-ONE will notify owners by mail and advise you to take your fire truck to a dealership to update the vehicle multiplex software.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational