Valve body repair

Valve Bodies, Solenoids and Hydraulic System Testing

Technical guides on valve body repair, hydraulic control circuits, solenoids, separator plates, valves, bores, wear points, testing procedures, rebuilding methods, and related replacement parts. This section is designed for transmission rebuilders, valve body specialists, repair shops, suppliers, and parts professionals working with automatic transmission hydraulic control systems.

Solenoids can become a hot topic of conversation at transmission shops. Some say the best way is to treat them like a soft part and replace them on every rebuild, whereas other say that you can check them and only replace the ones that are faulty or worn out. The first group will say any reuse leaves you open to