There exists a difficulty With all the electrical circuit on the torque converter clutch solenoid. This means that the Regulate module (PCM/TCM) can't correctly control the clutch, meaning that the torque converter clutch is both within a lasting/intermittent locked condition, or open up condition or slipping. Contaminated Transmission Fluid: Transmission https://torqueconverterclutch18516.eedblog.com/34352081/torque-converter-clutch-fundamentals-explained