Where is the break proportioning valve on a 2002 Chevy Avalanche?

The brake proportioning valve on a 2002 Chevy Avalanche is typically located underneath the vehicle, mounted on the frame near the rear axle. It is positioned along the brake lines, where it helps regulate brake pressure between the front and rear brakes. To access it, you may need to lift the vehicle safely and remove any protective covers or shields in the area. Always consult the vehicle's service manual for specific instructions and diagrams.