Master Cylinder Reservoir Replacement

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Master Cylinder Reservoir

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: Refer to Brake Fluid Irritant Warning . CAUTION: Refer to Brake Fluid Effects on Paint and Electrical Components Caution . Preliminary Procedures Using a suitable tool, remove the brake fluid from the brake master cylinder reservoir. Discard the brake fluid into an approved container. Remove the air cleaner cover and outlet duct. Refer to Air Cleaner Element Replacement .
1	Master Cylinder Fluid Level Sensor Electrical Connector Procedure Disconnect the electrical connector.
2	Master Cylinder Reservoir Procedure Carefully spread the 4 locking tabs and lift the master cylinder reservoir upward.
3	Master Cylinder Reservoir Seals (Qty: 2) Procedure Lubricate the seals and the outer surface area of the reservoir-to-housing barrels with GM approved brake fluid from a clean, sealed brake fluid container. Place the new lubricated seals on the reservoir-to-housing barrels before installing the reservoir to the master cylinder housing. Fill the brake master cylinder reservoir. Refer to Master Cylinder Reservoir Filling .