ON CERTAIN TRUCKS EQUIPPED WITH CATERPILLAR 3126E HYDRAULICALLY CONTROLLED ELECTRONICALLY ACTUATED UNIT INJECTED DIESEL ENGINES WITH HIGH EFFICIENCY PUMPS (HEP8), THE PUMP COMPONENTS MAY EXPERIENCE A HIGH PRESSURE SEAL FAILURE WHICH CAN RESULT IN A SHORT PERIOD OF ROUGH RUNNING AND SUBSEQUENT ENGINE STALL DUE TO A LOSS OF INJECTION ACTUATION PRESSURE.
Consequence
FREIGHTLINER RECALL NO. FL404. ONCE ENGINE STALL OCCURS, THE ENGINE CANNOT BE RESTARTED, INCREASING THE RISK OF A CRASH.
Remedy
CATERPILLAR IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY FOR THIS CAMPAIGN. DEALERS WILL INSPECT THE PUMP SERIAL NUMBERS AND REPLACE THE PUMP IF NECESSARY. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CATERPILLAR AT 1-800-447-4986 OR FREIGHTLINER AT 1-800-547-0712.
ALSO, CUSTOMERS CAN CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).
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