Removal Procedure

WARNING: Refer to Brake Fluid Irritant Warning .

Remove the radiator surge tank clip (2).

Fig 1: View Of Radiator Surge Tank And Radiator Surge Tank Clip
Courtesy of GENERAL MOTORS COMPANY

NOTE: Do NOT disconnect engine coolant hoses.
Remove the radiator surge tank (1) and put beside.
Disconnect the brake fluid level indicator switch electrical connector and separate from brake fluid reservoir.
Disconnect the master cylinder secondary brake pipe fitting (1).

Fig 2: Master Cylinder Secondary Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY

Cap the brake pipe fitting and plug the master cylinder outlet port to prevent brake fluid loss and contamination.
Disconnect the master cylinder primary brake pipe fitting (1).

Fig 3: Master Cylinder Primary Brake Pipe Fitting
Courtesy of GENERAL MOTORS COMPANY

Cap the brake pipe fitting and plug the master cylinder outlet port to prevent brake fluid loss and contamination.
Remove and DISCARD master cylinder nuts (1).

Fig 4: Master Cylinder Nuts
Courtesy of GENERAL MOTORS COMPANY
Remove master cylinder with brake fluid reservoir.
Inspect the master cylinder to vacuum brake booster seal for damage and replace, if necessary.
Remove the master cylinder reservoir, if necessary. Refer to Master Cylinder Reservoir Replacement .