Unimog Recall 06V457000: Power Train, Automatic Transmission

NHTSA recall 06V457000 · announced November 30, 2006 · filed by Freightliner Llc · 80 units affected

The problem

ON CERTAIN TRUCKS EQUIPPED WITH THE EAS TRANSMISSION OPTION, A PROGRAMMING LOGIC ERROR IN THE TRANSMISSION AUTOMATIC SHIFT SYSTEM MAY PREVENT THE VEHICLE'S CLUTCH FROM DISENGAGING WHEN THE VEHICLE IS OPERATED IN WORKING GROUP OR CRAWLER GEAR RANGE (LOW-LOW RANGE).

The risk

THE BRAKE SYSTEM IS NOT CAPABLE OF OVERCOMING THE ENGINE TORQUE TRANSMITTED TO THE WHEEL ENDS WHEN THE VEHICLE IS OPERATED IN WORKING GROUP OR CRAWLER GEAR RANGE. IF THE CLUTCH FAILS TO DISENGAGE THE ENGINE MUST BE SHUT-DOWN IN ORDER TO BRING THE VEHICLE TO A STOP POTENTIALLY RESULTING IN A VEHICLE CRASH OR PERSONAL INJURY.

What to do

DEALERS WILL MODIFY THE AUTOMATIC SHIFT SYSTEM TO PROVIDE REDUCED ENGINE TORQUE WHEN THE BRAKES ARE APPLIED WHILE THE VEHICLE IS OPERATED IN WORKING GROUP OR CRAWLER GEAR RANGE. THE GEAR SHIFT ELECTRONIC CONTROL UNIT WILL BE REPLACED AND TWO RELAYS WILL BE ADDED. THE RECALL BEGAN ON MARCH 28, 2007. OWNERS MAY CONTACT FREIGHTLINER AT 1-800-547-0712.

Official NHTSA recall notice →

Notes

FREIGHTLINER RECALL NO. FL-486.CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.

Vehicles covered by this recall

• 2003 Unimog U500
• 2004 Unimog U500
• 2005 Unimog U500
• 2006 Unimog U500

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.