International Harvester 4800 (1999) – 03V137000
Vehicle recall defect – On Certain Heavy Duty Trucks, A Brass Fitting Connects The Double Check Valve To The Brake Relay Valve. With Certain Inputs To The Vehicle, The Weight Of The Check Valve On The Fitting Can Cause The Assembly To Resonate. The Subject Vibration Can Cause Excessive Strain Levels In The Fitting, Which Could Eventually Fatigue And Fail.