How to Remove & Install Wheel Cylinder for Chevrolet Avio

When you need replace wheel cylinder,you need remove and re-install it.Here in this guide i will show you how to remove and install wheel cylinder for Chevrolet Avio. More repair case for Chevrolet,please refer to Chevrolet Trouble Repair



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1.Raise and suitably support the vehicle.

2.Remove the rear wheels.

3.Mark the position of the wheels relative to the wheel hubs.

4.Remove the brake drum.

5.Remove the shoe and lining. Refer to Brake Shoe Replacement.


6.Clean the dirt and foreign material from around the wheel cylinder brake line inlet, the pilot,and the bolt.

7.Disconnect the brake line from the wheel cylinder.

8.Plug the opening in the brake line to prevent fluid loss or contamination.


Warning: Brake fluid may irritate eyes and skin. In case of contact, take the following actions:

9.Remove the wheel cylinder-to-backing plate bolt.

10.Gently tap out the wheel cylinder from the backing plate, using care not to damage the bleeder valve or its cap.


Installation Procedure

Caution: Refer to Fastener Caution in the Preface section.

Eye contact – rinse thoroughly with water.

Skin contact – rinse with soap and water.

If ingested – consult a physician immediately


1.Install the wheel cylinder to the backing plate with the wheel cylinder bolt.


Tighten the wheel cylinder-to-backing plate bolt to 8 N·m (71 lb in).


2.Connect the brake line to the wheel cylinder.


Tighten the brake line to 16 N·m (12 lb ft).

3.Install the shoe and lining, and the brake drum. Refer to Brake Shoe Replacement.

4.Bleed the brakes. Refer to Hydraulic Brake System Bleeding.

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