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
36 people reported this problem
13 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.
2000 Buick Century- 3.1L V690,000
Replaced the water pump. If you smell antifreeze you have a problem.
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
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
2003 Buick Century- 3.1L V6131,000
still overheats
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
1994 Buick Century- 3.3L V6
Need to know what is causing the over heating and failure of the water system
1991 Buick Century- 3.3L V6170,000
Replaced pump and gaskets.
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