14608B - SERVICE UPDATE (REVISED SERVICE PROCEDURE). THE BULLETIN PROVIDES A FURTHER SERVICE PROCEDURE TO INSPECT VEHICLES AND REPLACE THE POWER STEERING COOLER ASSEMBLY AS NEEDED ON CERTAIN 2015 MODEL YEAR CHEVROLET SILVERADO 2500/3500 HD AND GMC SIERRA 2500/3500 HD VEHICLES THAT WERE PREVIOUSLY SERVICED PRIOR TO SEPTEMBER 9, 2014 PURSUANT TO RECALL BULLETIN 14356 (SINCE SUPERSEDED BY BULLETIN 14356A). THESE VEHICLES MAY HAVE BEEN BUILT WITH A HOSE CONNECTION WITHIN THE POWER STEERING COOLER ASSEMBLY THAT IS MISSING THE FERRULE OR FERRULE CRIMP. IF THE VEHICLE IS DRIVEN WITHOUT THE FERRULE OR FERRULE CRIMP, THERE MAY BE A LOSS OF POWER STEERING FLUID.
