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NHTSA Campaign 07V346000

FUEL SYSTEM, DIESEL

Issued by MACK TRUCKS, INC · Reported Aug 7, 2007 · 121 vehicles affected

What's wrong

ON CERTAIN TRUCKS, AN UNPROTECTED LEAD IN THE THERMOSWITCH OF THE HEATER MAY MAKE CONTACT WITH ANOTHER POST POSSIBLY CREATING A SHORT CIRCUIT, WHICH CAN RESULT IN CONTINUOUS OPERATION OF THE HEATING ELEMENT.

Consequence

IF THE CONDITION EXISTS AND THE KEY IS LEFT ON WITHOUT FUEL IN THE FILTER, THE HEATING ELEMENT MAY HEAT TO A POINT WHERE A FLAME BECOMES PRESENT AT THE TIP OF THE ELEMENT WHICH COULD RESULT IN A VEHICLE FIRE.

Remedy

DEALERS WILL INSPECT THE THERMOSWITCH AND WILL REPLACE IT IF NECESSARY. THE RECALL BEGAN ON SEPTEMBER 10, 2007. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.

Vehicles affected by this recall

Make Model Year Units
MACK CHU 2008 121
MACK CXN 2007 121
MACK CXP 2007 121

Source: NHTSA Campaign 07V346000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.