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Home >> GMC >> 1990 >> Forward Control 3.9 L >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis - Torque Converter Clutch >> Description >> TCC Control Components >> Throttle Position Sensor (TPS)

Throttle Position Sensor (TPS)

Provides ECM with throttle position information. TCC operation is prevented when throttle position signal is less than a specified value.