P0971 Chevrolet Pressure Control Solenoid C Control Circuit High

Possible causes

– Pressure Control Solenoid harness is open or shorted
– Pressure Control Solenoid circuit poor electrcial connection
– Faulty Control Solenoid Valve Assembly

What about the obd code?

The Transmission Control Module (TCM) has detected an internal low voltage electrical malfunction of the Pressure Control (PC) solenoid control circuit

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)