For 1990-2009 cars

#### Converter Clutch Apply, Rough, Slips, or Shudders

Checks | Cause
--- | ---
Control Valve Assembly | Stuck regulator valve in the converter clutch
Turbine Shaft |

• | Damaged or missing seals

• | Damaged or unseated blow off checkball for the converter clutch

Channel Plate | Regulator valve in the converter clutch
Drive Sprocket Support | Worn bushing
Torque Converter | Worn or glazed fiber material (replace the converter)