VIBRATION DURING LIGHT OR MODERATE THROTTLE INPUT
IF YOU CONFIRM
A vibration during light or moderate throttle input between 20 â?? 40 mph,
OR
RPM flare / slip feeling / vibration during or immediately after a 2 â?? 3 upshift or 3 â?? 4 upshift
with light or moderate throttle input.
ACTION
Replace the Torque Converter.