2008 Mack LEU Problems, Complaints & Recalls

Problem: Mack Trucks is recalling certain model year 2008-2009 GU, LEU, and MRU trucks, manufactured from December 12, 2007, through May 8, 2008 and equipped with a certain focal mounted retarder control box. The control box may lose its electrical ground.

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

Fix: 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.

Problem: Mack trucks is recalling certain model year 2008-2012 mru and leu heavy trucks manufactured from january 3, 2007, through february 3, 2011. The electrical circuitry in these vehicles may not provide adequate overcurrent protection.

Risk: In the event of an electrical overage, the fuse that should prevent the over current from reaching the mirror switch circuit may fail, such that the mirror switch can overheat. An overheated switch could cause a vehicle fire.

Fix: Dealers will install a relay harness to prevent the mirror switch from overheating. They will also inspect the mirror switch and if signs of overheating are shown, replace that switch. All inspections and repairs will be performed free of charge. The safety recall began on june 30, 2011. Owners may contact mack trucks at 1-800-866-1177.

Problem: Mack trucks is recalling certain model year 2008-2010 trucks which fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems."

Risk: Failure to conform to the requirements increases the application and release time of the service brakes, which could potentially result in a vehicle crash.

Fix: Dealers will rework the air system free of charge. The safety recall began o january 12, 2010. Owners may contact mack trucks at 1-800-528-6586.

Problem: On certain trucks, an incorrect switch may have been used.

Risk: This could possibly result in the cruise control not deactivating when the brake pedal is pressed, which may result in a vehicle crash.

Fix: Dealers will inspect the switch and replace it if necessary. The recall began on january 2, 2008. Owners may contact mack on 1-800-528-6586.

Problem: On certain trucks, the daytime running lights (drl) module may contain a suspect metal-oxide-semiconductor field effect transistor (mosfet) that could overheat.

Risk: If the transistor overheats, it could possibly result in a vehicle fire.

Fix: Dealers will replace the suspect drl module free of charge. The recall began on october 31, 2007. Owners may contact mack trucks at 1-800-528-6586.