SOME VEHICLES BUILT BEFORE 3/1/2001 MAY EXHIBIT A HIGH SPEED DRIVELINE VIBRATION THAT MAY CAUSE POSSIBLE TRANSMISSION AND / OR DRIVESHAFT DAMAGE. THIS MAY RESULT IN THE 4R70W TRANSMISSION EXTENSION HOUSING BUSHING TO BE SPUN OUT OF THE EXTENSION HOUSING OR MAY CAUSE THE EXTENSION HOUSING SEAL TO LEAK. *TT