P0775 Chevrolet Pressure Control Solenoid Valve B Hydraulic System Fault
Possible causes
– Low transmission fluid level
– Dirty transmission fluid
– Faulty line pressure solenoid ‘B’ valve
– Line pressure solenoid ‘B’ valve harness is open or shorted
– Line pressure solenoid ‘B’ valve circuit poor electrical connection
– Dirty transmission fluid
– Faulty line pressure solenoid ‘B’ valve
– Line pressure solenoid ‘B’ valve harness is open or shorted
– Line pressure solenoid ‘B’ valve circuit poor electrical connection
What about the obd code?
The P0775 Chevrolet is detected when TCM detects an improper voltage drop when it tries to operate the solenoid valve.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Transmission shift shock
– Transmission shift shock
P0775 Chevrolet Description
The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM).