what is the purpose of a torque converter clutch solenoid?

Asked by May 15, 2018 at 12:18 PM about the 1978 Buick Riviera

Question type: Maintenance & Repair

1 Answer


The fluid pressure that applies and releases the torque converter lockup clutch is controlled by the torque converter clutch solenoid. The opening and closing of the TCC solenoid valve is controlled by the transmission control module (TCM) or power train control module (PCM), depending on the type of transmission.

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