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Buick Thermostats

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5-Piece Kit Radiator, 3.1L/3.4L Engines, Aluminum Core, Plastic Tank, includes Radiator Cap, Radiator Hose, and Thermostat
Part Number: KIT-090723-55
Vehicle Info Required to Guarantee Fit
$141.49
Product Details
Notes : Cap - 16 lbs; Thermostat - 195 Degrees, Gasket IncludedCore Dimensions : 30.57 x 14.88 x 0.63 in. Core SizeComponents : (1) Radiator, (1) Radiator Cap, (2) Radiator Hose, and (1) ThermostatAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.31 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2343Product Fit : Direct FitQuantity Sold : KitWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 14 7/8 in.Returns Policy : 30-Day Return PolicyCore Thickness : 5/8 in.Core Height : 30 1/2 in.
6-Piece Kit Radiator, 3.8L Engine, Aluminum Core, Plastic Tank, includes Radiator Cap, Radiator Hose, Thermostat, and Thermostat Gasket
Part Number: KIT-090723-56
Vehicle Info Required to Guarantee Fit
$161.49
Product Details
Notes : Cap - 16 lbs; Thermostat - 195 Degrees - GAT33429 OECore Dimensions : 30.57 x 14.88 x 0.63 in. Core SizeComponents : (1) Radiator, (1) Radiator Cap, (2) Radiator Hose, (1) Thermostat, and (1) Thermostat GasketAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.31 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2343Product Fit : Direct FitQuantity Sold : KitWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 14 7/8 in.Returns Policy : 30-Day Return PolicyCore Thickness : 5/8 in.Core Height : 30 1/2 in.
34163S Thermostat
Part Number: GAT34163S
Vehicle Info Required to Guarantee Fit
$31.49
Product Details
Notes : 1.66 in. Flange Diameter; 0.86 in. Height from Flange; 1.88 in. Depth from Flange; 2.74 in. Total Height; (1) Seal Quantity; (1) Jiggle Pins Quantity; Bottom By-Pass Design; O-Ring Seal TypeQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 82 degrees CMaterial : Copper/Stainless SteelRecommended Use : OE Replacement
49742 XACTstat Series Thermostat
Part Number: ST49742
Vehicle Info Required to Guarantee Fit
$88.99
Product Details
Notes : 1.21 in. With Seal Flange Diameter; 2.54 in. Without Seal Flange Diameter; 1.45 in. Height from Flange to BottomQuantity Sold : Sold individuallyWarranty : 90-day Stant limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 203 degreesSeries : XACTstat SeriesRecommended Use : OE Replacement
34841 Thermostat
Part Number: GAT34841
Vehicle Info Required to Guarantee Fit
$78.99
Product Details
Notes : 1.1 in., 0.62 in., 0.66 in., and 1.23 ID Outlet; 1.23 in., 0.74 in., 0.64 in., and 0.75 in. OD Outlet; Integrated Housing ThermostatQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 180 DegreesMaterial : Stainless SteelRecommended Use : OE Replacement
33943 Gates OE Replacement Thermostat
Part Number: GAT33943
Vehicle Info Required to Guarantee Fit
$29.49
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 180 DegreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
34842 Thermostat
Part Number: GAT34842
Vehicle Info Required to Guarantee Fit
$82.99
Product Details
Notes : 0.98 in. Outlet Inside Diameter 2; 1.25 in. Outlet Outside Diameter 1; (2) Bolt Hole Quantity; (1) Seal QuantityQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 82 degrees CMaterial : Copper/Stainless SteelRecommended Use : OE Replacement
34846 Thermostat
Part Number: GAT34846
Vehicle Info Required to Guarantee Fit
$59.49
Product Details
Notes : 0.99 in. Outlet Inside Diameter 1; 1.25 in. Outlet Outside Diameter 1; (2) Bolt Hole Quantity; (1) Seal QuantityQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 98 degrees CMaterial : Copper/Stainless SteelRecommended Use : OE Replacement
131-115 GM Original Equipment Series Thermostat
Part Number: AC131115
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Notes : Low leak; Includes gasket; When used in place of 3037747 customer should discard sealQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesInterchange Part Number : REPC318003, 33009SMaterial : Stainless SteelRecommended Use : OE Replacement
34853 Thermostat
Part Number: GAT34853
Vehicle Info Required to Guarantee Fit
$60.49
Product Details
Notes : 0.99 in. Outlet Inside Diameter 1; 1.25 in. Outlet Outside Diameter 1; (2) Bolt Hole Quantity; (1) Seal QuantityQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 82 degrees CMaterial : Copper/Stainless SteelRecommended Use : OE Replacement
131-149 GM Original Equipment Series Thermostat
Part Number: AC131149
Vehicle Info Required to Guarantee Fit
$44.99
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesMaterial : Stainless SteelRecommended Use : OE Replacement
34054S Thermostat
Part Number: GAT34054S
Vehicle Info Required to Guarantee Fit
$31.99
Product Details
Notes : 1.73 in. Flange Diameter; 0.67 in. Height from Flange; 1.89 in. Depth from Flange; 2.56 in. Total Height; (1) Seal Quantity; (1) Jiggle Pins Quantity; Bottom By-Pass Design; O-Ring Seal TypeQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 85 degrees CMaterial : Copper/Stainless SteelRecommended Use : OE Replacement
5461-180 UltraStat Series Thermostat
Part Number: MRD5461-180
Vehicle Info Required to Guarantee Fit
$18.49
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 180 DegreesSeries : UltraStat SeriesRecommended Use : OE Replacement
300-195 Thermostat
Part Number: MRD300-195
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 195 degreesRecommended Use : OE Replacement
5339-180 UltraStat Series Thermostat
Part Number: MRD5339-180
Vehicle Info Required to Guarantee Fit
$25.99
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 180 degrees FSeries : UltraStat SeriesRecommended Use : OE Replacement
Page 1 of 12 | Showing 1 - 15 of 173 results

Top Rated Products

Shipping was fast and packaging was very secure and neat. The price was reasonable anSee More
Derrick S.
VERIFIED PURCHASER
Gates 34846 Thermostat
$60.99( Review)
Good quality and fast shipping
Charles C.
VERIFIED PURCHASER

Popular Products

5461-180 UltraStat Series Thermostat
Part No: MRD5461-180
( Review)
$18.49
34163S Thermostat
Part No: GAT34163S
( Review)
$31.49
49742 XACTstat Series Thermostat
Part No: ST49742
( Review)
$88.99
86206 Thermostat
Part No: FS86206
( Review)
$70.99
4365 Thermostat
Part No: G124365
( Review)
$24.62

Shopping for Buick Thermostat

While there are many parts of your cooling system that are larger and require more frequent attention, your Buick thermostat is essential to the proper operation of your cooling system. A small and relatively inexpensive part, your Buick thermostat serves to control the flow of coolant into the radiator, and thus controls the temperature of the engine. The fluid carries the heat that it collects as it travels its winding path and if it cannot enter the radiator to allow the fluid to be cooled because a malfunctioning thermostat has not allowed the radiator to open, your engine could overheat. When a malfunctioning Buick thermostat permits frequent overheating of the engine, that overheating can have disastrous effects on the engine, as the excessive heat can destroy seals and gaskets, as well as warp metal parts and surfaces. It can even lead to the dreaded head gasket replacement. Replacing your Buick thermostat is a simple repair task, and won't take much of your time or any out of the ordinary tools to perform. You'll easily find an affordable replacement in our well-organized online catalog, and locating the correct Buick thermostat replacement for your year and model is as easy as entering your basic vehicle information and choosing from the options that will quickly be presented. You'll find that ordering your Buick thermostat replacement will be almost as fast and easy, and we have two convenient ways to place your order. Our online ordering system is available to you at any time of the day or night, and it is secured with up-to-date encryption, so you can place your Buick thermostat order without worry. We also have a professionally staffed toll-free line, if you'd prefer to place your Buick thermostat order by telephone.

Helpful Automotive Resources

What Does It Mean When the Engine Is Hot While the AC Is Off?
What Does It Mean When the Engine Is Hot While the AC Is Off?If you’re wondering what a hot engine means if the AC is off, then there’s a good chance that your vehicle’s got a serious problem. It might have broken parts due for replacement, or there could be a shortage of coolant brought about by contaminants or a leak in the
What Does Check Gauges Mean?
What Does Check Gauges Mean?This warning light means that one or several gauge readings aren’t within the normal range.
Where Is the Thermostat Located?
Where Is the Thermostat Located?The thermostat’s exact location can vary depending on the vehicle’s make and model, but in most vehicles, you can typically find the thermostat inside a housing near the top radiator hose. If it isn’t there, try looking near the bottom hose.