Q27D Pressure Control Solenoid Valve 4
WARNING: This page is about a different car, the 2024 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
Pressure control solenoid valve 4 is a normally low pressure control solenoid valve. The solenoid valve regulates and directs fluid pressure to the 2-6 clutch regulator valve. Increasing pressure to the 2-6 regulator valve increases pressure to the 2-6 clutch.