NHTSA Campaign 05V168000

FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

Issued by ISUZU MANUFACTURING SERVICES OF AMERICA · Reported Apr 20, 2005 · 253 vehicles affected

What's wrong

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.

Vehicles affected by this recall

Make Model Year Units
CHEVROLET W3500 2003 253
CHEVROLET W3500 2004 253
CHEVROLET W4500 2003 253
CHEVROLET W4500 2004 253
CHEVROLET W5500 2004 253
GMC W3500 2003 253
GMC W3500 2004 253
GMC W4500 2003 253
GMC W4500 2004 253
GMC W5500 2003 253
GMC W5500 2004 253
ISUZU NPR 2003 253
ISUZU NPR 2004 253
ISUZU NQR 2003 253
ISUZU NQR 2004 253

Source: NHTSA Campaign 05V168000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.