Coolant Leak & Engine Overheating on Buick Century

A coolant leak may develop from the water pump. The engine may overheat as a result of the coolant loss. A leaking water pump should be replaced.


RepairPal Verified
Average mileage: 116,862 (30,000–182,675)
Engines affected: 3.1L V6, 3.3L V6
14 model years affected: 1990, 1991, 1992, 1994, more1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
35 people reported this problem
12 people shared problem details
its not fixed i got a new waterpump and mine still overheats and i check the radiator and its not hot and there is no water but when i put water in about 3 blocks it gets hot again i did change the thermostat not it either tell me how you fixed yours
1999 Buick Century101,000
There is antifreeze dripping off the power steering line.
Approximately every couple of months, my car will run hot, and I discover that my resivor and radiator are both low on fluids
Cracked water pump leaking/spraying fluid
2000 Buick Century- 3.1L V690,000
Replaced the water pump. If you smell antifreeze you have a problem.
2003 Buick Century- 3.1L V6131,000
still overheats
1999 Buick Century164,202
When I took my car into Firestone to get the front left turn signal fixed, they did a "courtesy check" and told me that the water pump was leaking. They wanted $520 to fix it. I took it to a local garage and they fixed the water pump plus some other things for $350.
2001 Buick Century- 3.1L V6182,675
some leakage problems in the hood smell of antifreeze
1998 Buick Century100,000
engine overheating, I changed thermostat and then i got a coolant leak from the water pump, I replaced water pump, add new coolant and purge the system.
1998 Buick Century70,000
coolant light is on
1991 Buick Century- 3.3L V6170,000
Replaced pump and gaskets.
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