Defect. ON CERTAIN TRUCKS BUILT WITH CUMMINS ISC AND ISL ENGINES, PLUGS WERE ASSEMBLED INCORRECTLY CREATING STRESS AND CRACKS WHICH COULD CAUSE AN OIL LEAK.
Risk. THIS OIL LEAKAGE HAS THE POTENTIAL TO IGNITE AND CAUSE A FIRE IN THE ENGINE COMPARTMENT OF THE VEHICLE.
Remedy. CUMMINS WILL NOTIFY OWNERS AND ARRANGE FOR INSTALLATION OF A STEEL CUP PLUG BOSS CAP. OWNERS SHOULD CONTACT CUMMINS AT 1-800-343-7357.