2001 Chevrolet Astro Wheel Cylinder

You need to install the gasket, the booster assembly, and the booster mounting nuts. After connecting the pushrod to the brake pedal, you can install the master cylinder and the master cylinder nuts, connect the power steering hoses and the reservoir hose, bleed the hydraulic Brake Booster, and release the parking brake.

After removing the Brake Master Cylinder, you need to clean the outside of the master cylinder reservoir, remove the reservoir cap and diaphragm, and inspect the reservoir cap and diaphragm for damage. After that, you can remove the primary piston assembly, and plug the cylinder inlet ports and the rear outlet port. Then you can discard the primary piston assembly, the piston retainer, and the seals and seal retainer from the secondary piston.

You need to place a clean shop cloth beneath the brake master cylinder and deplete the brake booster power reserve. Then you need to loosen and separate the front brake pipe from the front port of the brake master cylinder. After that, you can reconnect the brake pipe, loosen the brake pipe, fill the brake master cylinder reservoir to the maximum-fill level, depress the shaft of the metering valve, assemble the J 41618 to the J 29567, and install the J 41618and J 29567 to the brake master cylinder reservoir. Then you need to connect the J 29532 to the J 29567, install a proper box-end wrench onto the right rear wheel hydraulic circuit bleeder valve, submerge the open end of the transparent hose into a transparent container, and loosen the bleeder valve. Then you can close the J 29532 and disconnect the J 29532, fill the brake master cylinder reservoir, and release the brake pedal.