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AEV Traumahawk Recall 20V783: Emergency vehicle display can lock up or fail

NHTSA campaign 20V783, reported December 15, 2020, 7 vehicles potentially affected.

What this recall means for you

The LCD control display that runs emergency lighting and HVAC functions on these vehicles can experience low voltage spikes. These spikes can cause the display to lock up or stop working, because of differences in how each vehicle's electrical system is installed.

If the display locks up or becomes non-functional, it can delay emergency response efforts, which may increase the risk of injury. Owners should contact Halcore Group customer service at 1-800-447-0343, referencing recall number 20E-078. Halcore will notify owners, and authorized dealers will install updated replacement Vista IV display units free of charge.

You can also check your vehicle identification number (VIN) for any open recalls on the NHTSA website to confirm whether your vehicle is affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 20V783Halcore Group, Inc.
Component
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
Problem
Halcore Group, Inc. (Halcore) is recalling certain 2020-2021 American Emergency Vehicle Traumahawk Type I Ram 4500, 2020 American Emergency Vehicle Type I Ford F-450 and Ford F-550, and 2021 American Emergency Vehicle Medium Duty Ambulance Freightliner M2 vehicles, equipped with Weldon V-Mux Vista IV Standard LCD displays used for controlling emergency vehicle lighting and HVAC functions. These displays may experience low voltage spikes, and cause the LCD display to lock up or become nonfunctional, due to varying electrical installations.
Risk
If the LCD display becomes locked up or non-functional it can delay emergency efforts, which can increase the risk of injury.
Remedy
Halcore will notify owners, and dealers will provide updated replacement Vista IV units, free of charge. The recall began January 11, 2021. Owners may contact Halcore customer service at 1-800-447-0343. Halcore's number for this recall is 20E-078.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affected vehicles

AEV Freightliner M2 Ambulance2021
AEV Traumahawk20202021
AEV Type 1 F-Series Ambulance2020