FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Nov 27, 2002
16 units potentially affected
The defect: 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.
The risk: ONCE ENGINE STALL OCCURS, THE ENGINE CANNOT BE RESTARTED, INCREASING THE RISK OF A CRASH.
The 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 KENWORTH AT 425-828-5440, OR PETERBILT AT 940-591-4201.