answersLogoWhite

0


Best Answer

Drain the radiator. Remove the 91 Centurys top radiator hose. Unbolt and remove the top water inlet on the engine. Pull the thermostat from under the housing. Install the thermostat, a new gasket, and reinstall the inlet and top hose before filling the system with new coolant.

User Avatar

Wiki User

9y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you change thermostat on 1991 Buick Century?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Where is the thermostat located on a 1991 Buick Skylark?

The thermostat on a 1991 Buick Skylark is located near the engine. To find the thermostat, follow the top radiator hose directly to the thermostat.


Where is the fuse box located in a 1991 Buick century?

The fuse box is located in the glove box on 1991 Buick Century


Will a header panel from a 1991 Buick Century fit on a 1990 Buick Century?

yea it should


My 1991 Buick Century won't move or hold transmission fluid?

My 1991 Buick Century won't move or hold transmission fluid


How do you change brake lines on a 1991 Buick lesabre?

How to change brake lines on a 1991 Buick Lesabre?


Does the 1991 Buick century have sealed wheel bearings?

Yes, on Buick Century 1991 you need to replace the whole hub, it is much easier than replacing individual bearings.


What is the oil capacity for a 1991 buick century 3.3?

The oil capacity for a 1991 Buick Century 3.3 is approximately 5 quarts. The recommended oil type is 10 W 30.


Change fuel pump 1991 buick century?

Drop the tank, remove the retaining ring and replace the module. Do the filter also at the same time


What type of transmission fluid is needed for a 1991 buick century custom?

Dextron 3


Where is the thermostat located on a 1991 Buick road-master wagon?

In a removable housing at the engine end of the upper radiator hose


How many gallon gas tank on a 1991 century 2.5?

My Chilton's Auto Repair Manual shows : For a 1991 Buick Century : ( 15.7 U.S. gallon gas tank )


How do you change a starter gear in a 1991 buick lesabre?

replace starter