2000 Chevrolet K3500 Brake Master Cylinder Bleeder Tool

You shall bleed the system at the right rear wheel first, install a clear hose on the bleed screw, immerse the opposite end of the hose into a container, open the bleed screw 1/2 to one full turn, depress the brake pedal, release the brake pedal and wait 10-15 seconds for the master cylinder pistons to return to the home position, repeat the previous steps for the remaining wheels, press the brake pedal firmly, run the Scan Tool Automated Bleed procedure, release the brake pedal between each test, bleed all four wheels again, evaluate the feel of the brake pedal, and bleed the system as many times as necessary to obtain the appropriate feel of the pedal.

You shall plug the outlet ports, mount the master cylinder in a vise, fill the master cylinder reservoir with clean brake fluid, stroke the primary piston about 25 mm (1 inch) several times, stroke the primary piston about 25 mm (1 inch) several times again, level the master cylinder in the vise, loosen the plugs in the outlet ports one at a time, push the piston into the bore to force the air from the cylinder, and fill the master cylinder reservoir with clean brake fluid.

The tools required include J 28434 Wheel Cylinder Bleeder Wrench.

Brake fluid will damage electrical connections and painted surfaces, You shall use shop cloths, suitable containers, and fender covers to prevent brake fluid from contacting these areas, and always re-seal and wipe off brake fluid containers to prevent spills.