Rear wheels locking up while braking? You might need a new brake proportioning valve. When it comes to your vehicle’s braking system, several components are responsible for helping your vehicle come ...

Proportioning valves come in all shapes and sizes and vary considerably depending on the car you are working on. But the most common problem you'll face is which valve should be used on which car. To ...

The valve on the rear brakes of your Toyota Tacoma is often referred to as a proportioning valve or pressure reducing valve. Similar valves can be found on the rear of most Toyota trucks. The valve is ...