Mack Mru, Gu +1 more: Electrical system

Affects Mack Mru, Gu, Leu · 2008–2009 — about 260 vehicles.

The hazard

If the control box loses ground, it may have localized overheating. This could lead to a vehicle fire.

What to do

All affected vehicles were sold to one customer that has already been notified. An official owner notification letter will be mailed to the one customer in early November 2012. Mack will replace the suspect control box on the affected vehicles, free of charge. Owners may contact Mack Trucks at 1-800-866-1177.

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