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Buick Rainier Thermostats

Keeping your Rainier in top shape is your top priority.

It's not all the time that you find yourself in need of a replacement Thermostats to fix your car or truck. Obviously, you didn't buy your Rainier unless you understood you would be getting efficiency and American style both impeccably combined into one car, truck, or SUV. Your Buick dealership isn't the only place to find trusted repair parts to fix your Rainier. Anyone who operates a Buick knows that when it comes to fixing their vehicle only the most superior replacement parts will do.

What Thermostats does for your vehicle.

Your car or truck has a liquid-cooled engine, and the device that controls the flow of coolant so that the engine can remain cool is your thermostat. On start-up, the thermostat remains closed; shutting off access to the radiator. This gets the coolant hot so that the engine warms up. Once it reaches an optimal operating temperature, your Buick Rainier thermostat then opens up and allows the coolant into the radiator. Now your coolant is part of a constant cycle in your Buick Rainier engine that keeps it at a steady and controlled temperature determined for the engine to achieve the best balance between power, fuel efficiency, and emissions... all thanks to the thermostat.

The best parts are right around the corner.

Select Your YearGiven all the hassles associated with performing maintenance on your car or truck, let www.carpartsdiscount.com be the number one store you go to make purchasing it easy. Don't let a broken Thermostats spell the end of your car, truck, or SUV, and don't risk lowering its resale value by installing anything but the highest quality repair parts. Bring your Rainier back to life with the highest quality new or rebuilt parts from the experts at Car Parts Discount. Just choose your year from the list below to find the right Buick Rainier Thermostats for your 2007, 2006, 2005, 2004 model.

Select Your Year

Buick Rainier Engine Coolant Thermostat, OEM: 34198
Gates Engine Coolant Thermostat 34198
7.55, Save 40%  
OEM: 34198, Item: 431151
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 325Cu. In. V8
Buick Rainier Engine Coolant Thermostat, OEM: 14659
Stant Engine Coolant Thermostat 14659
20.55, Save 39%   NEW ITEM
OEM: 14659, Item: 383640
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 4.2L 4195CC 256Cu. In. L6
Buick Rainier Engine Coolant Thermostat, OEM: 14948
Stant Engine Coolant Thermostat 14948
5.75, Save 40%  
OEM: 14948, Item: 383664
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 323Cu. In. V8
Buick Rainier, 5.3L 5328CC 325Cu. In. V8
Buick Rainier Gates Engine Coolant Thermostat/Water Outlet Assembly, OEM: 33939
Gates Engine Coolant Thermostat/Water Outlet Assembly
19.95, Save 39%   NEW ITEM
OEM: 33939, Item: 242997
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 4.2L 4195CC 256Cu. In. L6
Buick Rainier Gates Engine Coolant Thermostat, OEM: 33963
Gates Engine Coolant Thermostat
6.35, Save 40%   NEW ITEM
OEM: 33963, Item: 242961
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 325Cu. In. V8
Buick Rainier Engine Coolant Thermostat, OEM: 34702
Gates Engine Coolant Thermostat 34702
38.45, Save 39%   NEW ITEM
OEM: 34702, Item: 534939
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 325Cu. In. V8
Buick Rainier Engine Coolant Thermostat Kit, OEM: 131-160/131160
ACDelco Engine Coolant Thermostat Kit 131-160
34.15, Save 39%   NEW ITEM
OEM: 131-160, Item: 692582
7 In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 325Cu. In. V8
Buick Rainier Thermostat, 82C / 180F, OEM: 812571261082
Motorad Thermostat, 82C / 180F 812571261082
22.75, Save 25%   NEW ITEM
OEM: 812571261082, Item: 90070
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 323Cu. In. V8
Buick Rainier Thermostat, OEM: 812572988082
Motorad Thermostat 812572988082
34.95, Save 19%   NEW ITEM
OEM: 812572988082, Item: 90072
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 4.2L 4195CC 256Cu. In. L6
Stant Engine Coolant Thermostat 15158
15.75, Save 39%   NEW ITEM
OEM: 15158, Item: 403089
10 or More In Stock, Usually ships within 1 business day

Buick Rainier, 5.3L 5328CC 325Cu. In. V8