How to Remove and Install Proportioning Valves?

Disconnect and cap the brake line, then using a suitable wrench remove the proportioning valve(s). Remove the old O-rings and discard, then install new O-rings on the proportioning valve(s), install the proportioning valve(s), connect the brake line(s) to the proportioning valve(s), tighten the fittings, and finally bleed the brake system.

Genuine Buick Century Brake Proportioning Valve

Proportioning Valve

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4 Brake Proportioning Valves found

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Buick Century Valve Assembly, Brake Propn
Part Number: 10289556
- Other Name: VALVE, Brake Master Cylinder Proportioning; Pressure Metering Valve
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Fits the following Vehicles:
1999-2000 Buick Century | CUSTOM, GL, GLX, GS, LIMITED, LS | 6 Cyl 3.1L
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Buick Century Valve,Brake Master Cylinder Propn
Part Number: 18060048
- Other Name: VALVE, Brake Master Cylinder Proportioning; Pressure Metering Valve, Proportioner Valve
- Replaces: 18011048
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Fits the following Vehicles:
1990-1996 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL 4 DOOR, SPECIAL STATION WAGON | 4 Cyl 2.2L, 4 Cyl 2.5L, 6 Cyl 3.1L, 6 Cyl 3.3L
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Buick Century Valve, Brake Master Cylinder Propeller
Part Number: 18016167
- Other Name: VALVE, Brake Master Cylinder Proportioning
More Info
Fits the following Vehicles:
1985-1986 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.0L, 6 Cyl 3.8L, 6 Cyl 4.3L Diesel
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View related parts
Buick Century Valve, Brake Master Cylinder Propeller
Part Number: 18016166
- Other Name: VALVE, Brake Master Cylinder Proportioning
More Info
Fits the following Vehicles:
1985-1986 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.0L, 6 Cyl 3.8L, 6 Cyl 4.3L Diesel
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Buick Century Brake Proportioning Valve Parts Questions & Answers

Valve, Brake Master Cylinder Propeller
18016167
Q: How to Remove and Install Proportioning Valves?
A: Disconnect and cap the Brake Line, then using a suitable wrench remove the proportioning valve(s). Remove the old O-rings and discard, then install new O-rings on the proportioning valve(s), install the proportioning valve(s), connect the brake line(s) to the proportioning valve(s), tighten the fittings, and finally bleed the brake system.