Recall
Chevrolet W4500 — 05V168000
NHTSA ID
05V168000
Make
Chevrolet
Model
W4500
Years Affected
2003
Recall Date
2005-04-20
Component
FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
Units Affected
253
Completion Rate
—
Mfr Campaign No.
05053
Summary
ON CERTAIN TRUCKS EQUIPPED WITH RPO IK9, DUE TO INSUFFICIENT DURABILITY AND TESTING, THE FUEL SWITCHING MANIFOLD SOLENOIDS LACK WATER OR SALT INTRUSION RESISTANCE, WHICH CAN LEAD TO FAILURE OF ONE OR MORE SOLENOIDS. FUEL SWITCHING MANIFOLD SOLENOID FAILURE WILL CAUSE INCORRECT FUEL DELIVERY RESULTING IN FUEL OVERFLOW FROM THE FUEL FILLER NECK.
Consequence
OVERFLOW FUEL MAY RESULT IN HIGH AMOUNT OF DIESEL FUEL LEAKAGE. FUEL LEAKAGE, IN THE PRESENCE OF AN IGNITION SOURCE, COULD RESULT IN A FIRE.
Remedy
DEALERS WILL REPLACE THE SOLENOID VALVE ASSEMBLY WITH AN IMPROVED ASSEMBLY INCLUDING ADDITIONAL DETECTION CIRCUIT AND ENHANCED WATER RESISTANCE FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 27, 2005. OWNERS MAY CONTACT ISUZU AT 1-800-255-6727.