P0971 Buick 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
– 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)
Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera