Helps ensure smooth acceleration and gear changes.
Common signs of a faulty valve body
Delayed gear engagement.
Jerking or harsh shifting.
Transmission slipping.
Warning light on the dashboard.
Vehicle entering limp mode.
Poor acceleration.
Main parts of the valve body
Hydraulic valve channels.
Pressure regulator valves.
Shift-control solenoids.
Transmission fluid passages.
Control valves and springs.
Electrical connectors.