How to remove the fan, fan clutch, and pulleys attached to the water pump shaft?

Remove the fan, fan clutch and any pulleys attached to the water pump shaft. Loosen the clamps attaching the coolant hoses to the water pump. With the clamps loosened, disconnect the coolant lines from the water pump. Loosen and remove the water pump retainer bolts. Drain the cooling system. Remove the fan shroud, if necessary for clearance. Loosen the belt or belts, then remove the fan blades and pulley or pulleys from the hub on the water pump shaft. Disconnect the hose from the water pump inlet and the heater hose from the nipple. Remove the bolts, then remove the pump and gasket from the timing case cover or engine block. Install the pump assembly with a new gasket. Bolts and lock washers must be torqued evenly. Connect the radiator hose to the pump inlet and the heater hose to the nipple. Fill the cooling system and check all points of possible coolant leaks. Install the fan pulley or pulleys and the fan blade. Install the belt or belts and adjust for correct tension.

Genuine Buick Century Water Pump

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12 Water Pumps found

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Buick Century Engine Coolant Pump Kit
Part Number: 89017311
$83.52 MSRP: $161.35
You Save: $77.83 (49%)
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Product Specifications
- Other Name: Pump Kit,Water; Water Pump
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1996 Buick Century | CUSTOM, CUSTOM STATION WAGON, SPECIAL, SPECIAL 4 DOOR, SPECIAL STATION WAGON | 6 Cyl 3.1L
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Buick Century Engine Coolant Pump Kit
Part Number: 19209288
$121.23 MSRP: $240.52
You Save: $119.29 (50%)
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Product Specifications
- Other Name: Pump Kit,Water; Fan Blade, Water Pump, Water Pump Assembly
- Replaces: 89060462, 12482903, 12537829, 89017813, 89018214
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991-1993 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL 4 DOOR, SPECIAL STATION WAGON | 6 Cyl 3.3L
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Buick Century Water Pump Kit
Part Number: 89017269
$121.13 MSRP: $240.34
You Save: $119.21 (50%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pump Kit,Water; Water Pump, Water Pump Assembly
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2005 Buick Century | CUSTOM, CUSTOM 4 DOOR, GL, GLX, GS, LIMITED, LS, REGAL | 6 Cyl 3.1L
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Buick Century Engine Coolant Pump (W/Gasket & Bolts)
Part Number: 12537495
$33.09 MSRP: $179.32
You Save: $146.23 (82%)
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Product Specifications
- Other Name: Pump Kit, Water (W/Gasket & Bolts); Water Pump, Water Pump Assembly
- Replaces: 12536421, 12537892
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1990 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 6 Cyl 3.3L
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Buick Century Water Pump Kit
Part Number: 12482919
$74.29 MSRP: $133.27
You Save: $58.98 (45%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Kit,Water; Water Pump, Water Pump Assembly
- Replaces: 12537135, 12537417
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL 4 DOOR | 6 Cyl 3.3L
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Buick Century Water Pump Kit
Part Number: 12481997
Product Specifications
- Other Name: Pump Kit,Water
- Replaces: 12360448
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1986 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 4 Cyl 2.5L
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Buick Century Water Pump Kit
Part Number: 12371989
Product Specifications
- Other Name: Pump Kit,Water; Pump, Water Pump, Water Pump Assembly
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1989 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 6 Cyl 2.8L
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Buick Century Engine Coolant Pump
Part Number: 12334884
Product Specifications
- Other Name: Pump Kit, Water ; Pump, Engine Coolant; Water Pump, Water Pump Assembly
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 6 Cyl 3.0L, 6 Cyl 3.8L
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Buick Century Water Pump Kit
Part Number: 12355499
Product Specifications
- Other Name: Pump Kit,Water; Water Pump Assembly
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 6 Cyl 4.3L Diesel
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Buick Century Engine Coolant Pump Kit
Part Number: 12462265
Product Specifications
- Other Name: Pump Kit,Water; Water Pump, Water Pump Assembly
- Replaces: 12363169, 12518443
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1993-1996 Buick Century | CUSTOM, CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 4 DOOR, SPECIAL, SPECIAL 4 DOOR, SPECIAL STATION WAGON | 4 Cyl 2.2L
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Buick Century Water Pump Kit
Part Number: 12482696
Product Specifications
- Other Name: Pump Kit,Water
- Replaces: 10174860
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR | 6 Cyl 2.8L
View related parts
Buick Century Engine Coolant Pump Kit
Part Number: 12482000
Product Specifications
- Other Name: Pump Kit,Water; Water Pump, Water Pump Assembly
- Replaces: 10181369, 12360447
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1992 Buick Century | CUSTOM 2 DOOR, CUSTOM 4 DOOR, CUSTOM STATION WAGON, LIMITED 2 DOOR, LIMITED 4 DOOR, SPECIAL 4 DOOR | 4 Cyl 2.5L

Buick Century Water Pump Parts Questions & Experts Answers

Engine Coolant Pump (W/Gasket & Bolts)
12537495
Q: How to remove the fan, fan clutch, and pulleys attached to the water pump shaft?
A: Remove the fan, fan clutch and any pulleys attached to the water pump shaft. Loosen the clamps attaching the coolant hoses to the water pump. With the clamps loosened, disconnect the coolant lines from the water pump. Loosen and remove the water pump retainer bolts. Drain the cooling system. Remove the fan shroud, if necessary for clearance. Loosen the belt or belts, then remove the fan blades and pulley or pulleys from the hub on the water pump shaft. Disconnect the hose from the water pump inlet and the heater hose from the nipple. Remove the bolts, then remove the pump and gasket from the timing case cover or engine block. Install the pump assembly with a new gasket. Bolts and lock washers must be torqued evenly. Connect the radiator hose to the pump inlet and the heater hose to the nipple. Fill the cooling system and check all points of possible coolant leaks. Install the fan pulley or pulleys and the fan blade. Install the belt or belts and adjust for correct tension.