Common questions

Is there a warranty on a GM brake proportioning valve?

Is there a warranty on a GM brake proportioning valve?

Nothing but the best quality GM brake proportioning valve will do, and that’s what you get from Carolina Classic Trucks. Most GM proportioning valves carry a 1 year warranty. If you don’t see the GM brake proportioning valve you are searching for, call or email us, chances are we have it in stock.

What is the brake proportioning valve for a Chevy truck?

This 1989-1994 Chevy 1500 brake proportioning valve fits many other Chevy and GM applications. Simply look at the valve on your vehicle and if its silver (aluminum) and has 4 ports, this Chevy truck brake proportioning valve should work. Fits These Vehicles: 1989 CHEVY TRUCK C+K 1500-3500 P/U V6-262 4.3L

Why is my brake proportioning valve stuck in one position?

If your brake system has not been previously worked on or suffered no brake leaks from the wheel cylinders, calipers or master cylinder, chances are the brake proportioning valve is stuck in one position, tripping the brake dash light.

Are there leaks in my Chevy Silverado brake system?

There are no leaks to be found any longer, I have been over the system as well as the current mechanic. His only suggestion at this point is that I have a bad master cylinder.

Why does the proportioning valve only work on rear brakes?

Vehicles with drum brakes in the rear have much lower pressure for the drum brakes than the front disc brakes. This is why the proportioning valve only lets a particular amount of pressure through to the rear brakes. If you suspect there is an issue with your proportioning valve, check for the following symptom:

What are the symptoms of a bad proportioning valve?

If you suspect there is an issue with your proportioning valve, check for the following symptom: Rear wheels lock up Since the proportioning valve decreases the pressure sent to the rear brakes, the main symptom the valve is going bad is the rear wheels locking up when the brakes are applied.

What kind of valve is leaking on my suspension?

Discussion in ‘ Suspension, Steering, Brake & Wheel Topics ‘ started by 80WA7113, Feb 9, 2012 . This is a new valve that I’ve had too long to return—it’s a PV2 Disc/Drum combination valve that is leaking where indicated in the pic below.

Why does my brake valve stop working when I stop?

The valve stops the flow, or pressure of brake fluid to the rear drum brakes during every heavy braking or emergency stops; otherwise, the rear brakes lock up and skid, receiving too much pressure from the master cylinder.

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Ruth Doyle