This page lists 122 cooling system parts for the 2009 Buick Allure, across 27 part types, covering both the 3.8L V6 and the 5.3L V8. Every part shows its brand, manufacturer part number and fitment notes.
The cooling system system on the 2009 Buick Allure keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. The largest groups are Thermostat (19 parts), Coolant / Antifreeze (15 parts) and Radiator (12 parts). The other 24 part types cover the remaining 76 parts.
The 2009 Buick Allure was sold with both the 3.8L V6 and the 5.3L V8. 22 parts fit every engine; the other 100 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2009 Buick Allure cooling system parts are MOTORAD (15 parts), GM GENUINE (12 parts) and ACDELCO (8 parts), plus 31 more brands. Quality grades include Standard Replacement, Economy and Premium.
19 parts on this 2009 Buick Allure page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including FVP MV5050GAL (Coolant / Antifreeze) and FVP RAD2710 (Radiator). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: all 2009 Allure engines | AF3055 | 🇨🇦 CA | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: all 2009 Allure engines | MV5050GAL | 🇨🇦 CA | Extended LifeAll Makes / All Models | View on Amazon |
| PEAK Fits: all 2009 Allure engines | BQA1GAL | 🇨🇦 CA | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| PRESTONE Fits: all 2009 Allure engines | AF3100 | 🇨🇦 CA | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| VALVOLINE Fits: all 2009 Allure engines | 719009 | 🇨🇦 CA | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2009 Allure engines | AF2100 | 🇨🇦 CA | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: all 2009 Allure engines | PKP1GAL | 🇨🇦 CA | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: all 2009 Allure engines | PXA1GAL | 🇨🇦 CA | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: all 2009 Allure engines | AFMAX | 🇨🇦 CA | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular Fits: all 2009 Allure engines | ZXEL1 | 🇨🇦 CA | Dex-Cool Orange1 Gallon | View on Amazon |
| ACDELCO Fits: all 2009 Allure engines | 105027 | 🇨🇦 CA | DEX-Cool Extended LifeDexcool (with DE-Ionized Water) (with Bitterant) 1 Gallon | View on Amazon |
| AISIN Fits: all 2009 Allure engines | ACD005 | 🇨🇦 CA | OrangeOAT | View on Amazon |
| FVP Fits: all 2009 Allure engines | DEX5050GAL | 🇨🇦 CA | Extended Life Blend1 Gallon | View on Amazon |
| PRESTONE Fits: all 2009 Allure engines | AF3400 | 🇨🇦 CA | Prime OrangeOrange Compatible | View on Amazon |
| PRESTONE Fits: all 2009 Allure engines | AF850 | 🇨🇦 CA | DEX-Cool Extended Life1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
15 Coolant / Antifreeze parts for the 2009 Buick Allure come from 6 brands — PRESTONE, PEAK, FVP and 3 other brands. The "Popular" part is FVP MV5050GAL. Every part fits both the 3.8L V6 and the 5.3L V8.
In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.
The Economy section lists 4 options from FVP, PEAK, PRESTONE and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.
In the Premium grade, PRESTONE and PEAK supply 4 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, PRESTONE, VALVOLINE, ACDELCO and 2 other brands supply 6 parts: built to original-equipment specification. A representative part number is VALVOLINE ZXEL1.
Coolant Air Bleeder
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 5.3L V8 | 12602048 | 🇺🇸 US 🇨🇦 CA | Aluminum51mm | View on Amazon |
This table covers the bleeders used to purge air from the coolant circuit.
One part is listed for the 2009 Buick Allure — GM GENUINE 12602048.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 5.3L V8 | 14479S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 5.3L V8 | 63234 | 🇨🇦 CA | I.D. 0.250"Length 15" | View on Amazon |
| DAYCO Fits: 5.3L V8 | 86501 | 🇨🇦 CA | Molded | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 12565082 | 🇺🇸 US 🇨🇦 CA | Thermostat Bypass | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 24503423 | 🇺🇸 US 🇨🇦 CA | to lower intake manifold.Thermostat Bypass | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
5 Coolant Hose / Pipe parts for the 2009 Buick Allure come from 4 brands — GM GENUINE, ACDELCO, CONTINENTAL and 1 other brand.
This group includes ACDELCO 14479S, CONTINENTAL 63234 and DAYCO 86501 and the remaining parts above.
Coolant Hose / Pipe Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 3.8L V6 | 36021 | 🇨🇦 CA | Water Bypass Seal | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 1534066 | 🇺🇸 US 🇨🇦 CA | 0.674" Diameter | View on Amazon |
| GM GENUINE Fits: 3.8L V6 | 24502846 | 🇺🇸 US 🇨🇦 CA | Elbow to Front Cover0.799' ID | View on Amazon |
| MAHLE / CLEVITE Fits: 3.8L V6 | C31274 | 🇨🇦 CA | Paper | View on Amazon |
This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
4 Coolant Hose / Pipe Seal parts are listed for the 2009 Buick Allure, from GM GENUINE, FEL-PRO and MAHLE / CLEVITE.
Part numbers include FEL-PRO 36021, GM GENUINE 1534066 and GM GENUINE 24502846, among others listed above.
Coolant Hose Connector / Flange
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Fits: 3.8L V6 | 86500 | 🇨🇦 CA | Coolant Coupling | View on Amazon |
This table covers the Coolant Hose Connector flanges.
This group shows a single part: FOUR SEASONS 86500.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.8L V6 | 603668 | 🇨🇦 CA | View on Amazon | |
| GM GENUINE Fits: 3.8L V6 | 20917050 | 🇺🇸 US 🇨🇦 CA | Reservoir OnlyNeed To Use with Hose 15913153 and Clip 10337278 | View on Amazon |
| GPD Fits: 3.8L V6 | 2411201 | 🇨🇦 CA | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
3 Coolant Reservoir parts are listed for the 2009 Buick Allure, from DORMAN, GM GENUINE and GPD.
This group includes DORMAN 603668, GM GENUINE 20917050 and GPD 2411201.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2009 Allure engines | 82724 | 🇨🇦 CA | Snap On Cap | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
One part is listed for the 2009 Buick Allure — DORMAN 82724.
Coolant Water Crossover Mounting Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 5.3L V8 | ES73027 | 🇨🇦 CA | Coolant bleed pipe seals | View on Amazon |
| MAHLE / CLEVITE Fits: 5.3L V8 | GS33845 | 🇨🇦 CA | Molded Rubber | View on Amazon |
| VICTOR REINZ Fits: 5.3L V8 | 181002301 | 🇨🇦 CA | View on Amazon |
This table covers the Coolant Water Crossover Mounting sets.
3 Coolant Water Crossover Mounting Set parts for the 2009 Buick Allure come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
This group includes FEL-PRO ES73027, MAHLE / CLEVITE GS33845 and VICTOR REINZ 181002301.
Cooling Fan Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| US MOTOR WORKS Fits: all 2009 Allure engines | 16749 | 🇨🇦 CA | Econo Control | View on Amazon |
| US MOTOR WORKS Fits: all 2009 Allure engines | 16789 | 🇨🇦 CA | Better Control | View on Amazon |
| US MOTOR WORKS Fits: all 2009 Allure engines | 16795 | 🇨🇦 CA | Best Control | View on Amazon |
This table covers the Cooling Fan control modules.
US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 2009 Buick Allure. All of them fit every engine offered in the 2009 Allure.
Listed part numbers: US MOTOR WORKS 16749, US MOTOR WORKS 16789 and US MOTOR WORKS 16795.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: all 2009 Allure engines | 3128 | 🇨🇦 CA | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD Fits: all 2009 Allure engines | 3127 | 🇨🇦 CA | Standard | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
2 Cooling System Tester Adapter parts for the 2009 Buick Allure come from MOTORAD. Every part fits both the 3.8L V6 and the 5.3L V8.
Part numbers include MOTORAD 3128 and MOTORAD 3127.
Radiator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: 3.8L V6 | RAD2710 | 🇨🇦 CA | View on Amazon | |
| SPECTRA PREMIUM Popular Fits: 5.3L V8 | CU2837 | 🇨🇦 CA | View on Amazon | |
| TYC Popular Fits: 3.8L V6 | 2710 | 🇨🇦 CA | View on Amazon | |
| TYC Popular Fits: 5.3L V8 | 2837 | 🇨🇦 CA | View on Amazon | |
| AGILITY Fits: 3.8L V6 | 8012710 | 🇨🇦 CA | View on Amazon | |
| AGILITY Fits: 5.3L V8 | 8012827 | 🇨🇦 CA | View on Amazon | |
| FVP Fits: 5.3L V8 | RAD2837 | 🇨🇦 CA | View on Amazon | |
| OSC Fits: 3.8L V6 | 2710 | 🇨🇦 CA | View on Amazon | |
| OSC Fits: 5.3L V8 | 2837 | 🇨🇦 CA | View on Amazon | |
| SPECTRA PREMIUM Fits: 3.8L V6 | CU2710 | 🇨🇦 CA | View on Amazon | |
| UAC Fits: 3.8L V6 | RA2710C | 🇨🇦 CA | View on Amazon | |
| UAC Fits: 5.3L V8 | RA2837C | 🇨🇦 CA | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
12 Radiator parts for the 2009 Buick Allure come from 6 brands — FVP, SPECTRA PREMIUM, TYC and 3 other brands. The "Popular" part is FVP RAD2710.
Radiator Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 5.3L V8 | RC111 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| ACDELCO Fits: 5.3L V8 | 12R04 | 🇺🇸 US 🇨🇦 CA | Professional | View on Amazon |
| MOTORAD Fits: 5.3L V8 | T61 | 🇨🇦 CA | Standard | View on Amazon |
This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
3 Radiator Cap parts for the 2009 Buick Allure come from 2 brands — ACDELCO and MOTORAD.
Part numbers include ACDELCO RC111, ACDELCO 12R04 and MOTORAD T61.
Radiator Drain Petcock
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2009 Allure engines | 61136 | 🇨🇦 CA | Screw-in with O-ring. M15-1.5 | View on Amazon |
This table covers the petcocks used to drain the radiator.
One part is listed for the 2009 Buick Allure — DORMAN 61136.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 5.3L V8 | 2811601 | 🇨🇦 CA | View on Amazon | |
| TECHPRO Fits: 5.3L V8 | GM3115144 | 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AGILITY Popular Fits: 5.3L V8 | 6016141 | 🇨🇦 CA | Left | View on Amazon |
| TYC Fits: 5.3L V8 | 621430 | 🇨🇦 CA | View on Amazon | |
| UAC Fits: 5.3L V8 | FA50094C | 🇨🇦 CA | Radiator-Condenser Fan Assembly | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
5 Radiator Fan Assembly parts are listed for the 2009 Buick Allure, from GPD, TECHPRO, AGILITY and 2 other brands. AGILITY 6016141 carries the "Popular" badge.
Economy: 2 parts, from GPD and TECHPRO. A representative part number is GPD 2811601.
The Standard Replacement section: 3 options from AGILITY, TYC and UAC. AGILITY 6016141 is listed in this group.
Part numbers include AGILITY 6016141, GPD 2811601 and TECHPRO GM3115144, among others listed above.
Radiator Fan Blade
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 5.3L V8 | 1580593 | 🇺🇸 US 🇨🇦 CA | Right | View on Amazon |
This table covers the Radiator Fan blades. Typical signs include chatter, streaks, or a skip at the top of the stroke. Confirm left and right lengths in the notes — they are often different.
One part is listed for the 2009 Buick Allure — GM GENUINE 1580593.
Radiator Fan Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 5.3L V8 | 1580641 | 🇺🇸 US 🇨🇦 CA | RightFor Mating Connector Use 12101917 | View on Amazon |
| GM GENUINE Fits: 5.3L V8 | 1580640 | 🇺🇸 US 🇨🇦 CA | LeftUse with Mating Conn 12101917 | View on Amazon |
This table covers the Radiator Fan motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
2 Radiator Fan Motor parts for the 2009 Buick Allure come from GM GENUINE.
Part numbers include GM GENUINE 1580641 and GM GENUINE 1580640.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 5.3L V8 | 20458S | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| GATES Popular Fits: 5.3L V8 | 23120 | 🇨🇦 CA | Molded | View on Amazon |
| ACDELCO Fits: 5.3L V8 | 26538X | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| CONTINENTAL Fits: 5.3L V8 | 62529 | 🇨🇦 CA | Molded | View on Amazon |
| CONTINENTAL Fits: 5.3L V8 | 62583 | 🇨🇦 CA | Molded | View on Amazon |
| DAYCO Fits: 5.3L V8 | 72366 | 🇨🇦 CA | Curved | View on Amazon |
| DAYCO Fits: 5.3L V8 | 72365 | 🇨🇦 CA | Curved | View on Amazon |
| GATES Fits: 5.3L V8 | 23119 | 🇨🇦 CA | Molded | View on Amazon |
This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.
8 Radiator Hose parts are listed for the 2009 Buick Allure, from ACDELCO, GATES, CONTINENTAL and 1 other brand. ACDELCO 20458S carries the "Popular" badge.
Part numbers include ACDELCO 20458S, GATES 23120 and ACDELCO 26538X, among others listed above.
Radiator Upper Air Baffle Retainer / Clip
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 5.3L V8 | 700579 | 🇨🇦 CA | UpperAir Baffle | View on Amazon |
| DORMAN Fits: 5.3L V8 | 961359 | 🇨🇦 CA | Nylon Push In Rivet | View on Amazon |
This table covers the Radiator Upper Air Baffle retainers and clips.
DORMAN supplies both parts for the 2009 Buick Allure.
Listed part numbers: DORMAN 700579 and DORMAN 961359.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 5.3L V8 | SKTX89 | 🇨🇦 CA | Fine thread | View on Amazon |
| DORMAN Fits: 5.3L V8 | 926016 | 🇨🇦 CA | View on Amazon | |
| GPD Fits: 5.3L V8 | 1712517 | 🇨🇦 CA | with 2 Terminal(s)with M12 x 1.5 Thread | View on Amazon |
| HOLSTEIN Fits: 5.3L V8 | 2CTS0318 | 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 5.3L V8 | TX89T | 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 5.3L V8 | 2134514 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| GM GENUINE Popular Fits: 5.3L V8 | 2134333 | 🇺🇸 US 🇨🇦 CA | White or BlackUse with Mating Connector PT1798 | View on Amazon |
| FOUR SEASONS Fits: 5.3L V8 | 37858 | 🇨🇦 CA | View on Amazon | |
| NTK Fits: 5.3L V8 | EF0075 | 🇨🇦 CA | Connector Shape: Oblong | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 5.3L V8 | TX89 | 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 5.3L V8 | 5S1475 | 🇨🇦 CA | Terminal Quantity: 2Terminal Type: Blade | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
11 Temperature Sender / Sensor parts for the 2009 Buick Allure come from 10 brands — STANDARD MOTOR PRODUCTS, SKP, DORMAN and 7 other brands. The "Popular" part is SKP SKTX89.
The Economy section: 5 options from SKP, DORMAN, GPD and 2 other brands. SKP SKTX89 is listed in this group.
Standard Replacement: 6 parts, from ACDELCO, GM GENUINE, FOUR SEASONS and 3 other brands. A representative part number is ACDELCO 2134514.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 5.3L V8 | 9022836 | 🇨🇦 CA | Includes Housing | View on Amazon |
| SKP Fits: 5.3L V8 | SK9022836 | 🇨🇦 CA | Includes Housing | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular Fits: 5.3L V8 | 5456187 | 🇨🇦 CA | Ultra StatIncludes seal | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 524KTUS | 🇨🇦 CA | Includes Inlet, Ultra Stat thermostat and sealKit | View on Amazon |
Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 5.3L V8 | MRD104 | 🇨🇦 CA | RacingIncludes Thermostat and Seal | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 5.3L V8 | 7456187 | 🇨🇦 CA | Fail-SafeIncludes seal | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 524KTFS | 🇨🇦 CA | Fail-SafeIncludes Inlet, and Seal | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 5.3L V8 | 131156 | 🇺🇸 US 🇨🇦 CA | OE Temperature | View on Amazon |
| MOTORAD Popular Fits: 5.3L V8 | 456160 | 🇨🇦 CA | Includes Seal | View on Amazon |
| MOTORAD Popular Fits: 5.3L V8 | 456180 | 🇨🇦 CA | Includes Seal | View on Amazon |
| CALORSTAT Fits: 5.3L V8 | TH210586J | 🇨🇦 CA | Includes 1 Rubber Gasket | View on Amazon |
| CALORSTAT Fits: 5.3L V8 | TH210571J | 🇨🇦 CA | PerformanceIncludes 1 Rubber Gasket | View on Amazon |
| CALORSTAT Fits: 5.3L V8 | TH210582J | 🇨🇦 CA | PerformanceIncludes 1 Rubber Gasket | View on Amazon |
| FOUR SEASONS Fits: 5.3L V8 | 86220 | 🇨🇦 CA | Includes Housing | View on Amazon |
| GATES Fits: 5.3L V8 | 34702 | 🇨🇦 CA | Integrated Housing Thermostat | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 456187 | 🇨🇦 CA | Includes Seal | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 524160 | 🇨🇦 CA | StandardGasket Or Seal Material: Rubber | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 524190 | 🇨🇦 CA | Standard | View on Amazon |
| MOTORAD Fits: 5.3L V8 | 524KT | 🇨🇦 CA | Includes Inlet, Thermostat and SealKit | View on Amazon |
This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.
19 Thermostat parts are listed for the 2009 Buick Allure, from MOTORAD, CALORSTAT, DORMAN and 4 other brands. MOTORAD 5456187 carries the "Popular" badge.
Economy: 2 parts, from DORMAN and SKP. A representative part number is DORMAN 9022836.
The Heavy Duty section lists 2 options from MOTORAD — rated for severe service. MOTORAD 5456187 is listed in this group.
In the Performance grade, MOTORAD supplies 1 part: engineered beyond original-equipment specification. A representative part number is MOTORAD MRD104.
The Premium section: 2 options from MOTORAD. MOTORAD 7456187 is listed in this group.
The Standard Replacement section: 12 options from MOTORAD, CALORSTAT, GM GENUINE and 2 other brands. GM GENUINE 131156 is listed in this group.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA Fits: 5.3L V8 | 01670500 | 🇨🇦 CA | View on Amazon | |
| FEL-PRO Fits: 5.3L V8 | 35720 | 🇨🇦 CA | Thermostat Housing Seal | View on Amazon |
This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2009 Buick Allure come from 2 brands — AJUSA and FEL-PRO.
Part numbers include AJUSA 01670500 and FEL-PRO 35720.
Thermostat Housing / Water Outlet
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Fits: 5.3L V8 | 8241539 | 🇨🇦 CA | Water Outlet | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS Fits: 5.3L V8 | 85083 | 🇨🇦 CA | Water Outlet | View on Amazon |
| MOTORAD Fits: 5.3L V8 | CH2836 | 🇨🇦 CA | Water Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
3 Thermostat Housing / Water Outlet parts are listed for the 2009 Buick Allure, from GPD, FOUR SEASONS and MOTORAD.
Economy: 1 part, from GPD. A representative part number is GPD 8241539.
The Standard Replacement section: 2 options from FOUR SEASONS and MOTORAD. FOUR SEASONS 85083 is listed in this group.
Listed part numbers: GPD 8241539, FOUR SEASONS 85083 and MOTORAD CH2836.
Water Inlet Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 5.3L V8 | 131169 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the gaskets that seal the Water Inlet. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
This group shows a single part: GM GENUINE 131169.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| US MOTOR WORKS Popular Fits: 5.3L V8 | US6154 | 🇨🇦 CA | View on Amazon | |
| FVP Fits: 5.3L V8 | US6154 | 🇨🇦 CA | View on Amazon | |
| WJB / INMOTION PARTS Fits: 5.3L V8 | WU6154 | 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GMB Popular Fits: 5.3L V8 | 1302040 | 🇨🇦 CA | View on Amazon | |
| DAYCO Fits: 5.3L V8 | DP1327 | 🇨🇦 CA | Serpentine Belt Driven | View on Amazon |
| GATES Fits: 5.3L V8 | 42288 | 🇨🇦 CA | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
6 Water Pump parts are listed for the 2009 Buick Allure, from US MOTOR WORKS, FVP, WJB / INMOTION PARTS and 3 other brands. US MOTOR WORKS US6154 carries the "Popular" badge.
Economy: 3 parts, from US MOTOR WORKS, FVP and WJB / INMOTION PARTS. A representative part number is US MOTOR WORKS US6154.
The Standard Replacement section: 3 options from GMB, DAYCO and GATES. GMB 1302040 is listed in this group.
Listed part numbers: US MOTOR WORKS US6154 and WJB / INMOTION PARTS WU6154, plus the other parts above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA Fits: 5.3L V8 | 01900300 | 🇨🇦 CA | View on Amazon | |
| ENGINE PRO Fits: 5.3L V8 | 3112630223 | 🇨🇦 CA | Also Fits LS6 Engine | View on Amazon |
| FEL-PRO Fits: 5.3L V8 | 35852 | 🇨🇦 CA | To Block | View on Amazon |
| VICTOR REINZ Fits: 5.3L V8 | 711421300 | 🇨🇦 CA | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
4 Water Pump Gasket parts for the 2009 Buick Allure come from 4 brands — AJUSA, ENGINE PRO, FEL-PRO and 1 other brand.
This group includes AJUSA 01900300, ENGINE PRO 3112630223 and FEL-PRO 35852 and the remaining parts above.
Water Pump Inlet Tube
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 5.3L V8 | 30124 | 🇺🇸 US 🇨🇦 CA | Gold / ProfessionalStraight | View on Amazon |
| GATES Fits: 5.3L V8 | 28417 | 🇨🇦 CA | StraightSafety Stripe® Series | View on Amazon |
This table covers the Water Pump Inlet tubes.
2 Water Pump Inlet Tube parts are listed for the 2009 Buick Allure, from ACDELCO and GATES.
Part numbers include ACDELCO 30124 and GATES 28417.
Water Pump Seal / O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 5.3L V8 | 35633 | 🇨🇦 CA | O-Ring | View on Amazon |
| VICTOR REINZ Fits: 5.3L V8 | 411041500 | 🇨🇦 CA | View on Amazon |
This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.
2 Water Pump Seal / O-Ring parts are listed for the 2009 Buick Allure, from FEL-PRO and VICTOR REINZ.
Listed part numbers: FEL-PRO 35633 and VICTOR REINZ 411041500.
Buying Cooling System Parts for a 2009 Buick Allure
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Match the engine first. Some cooling system parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Thermostat and Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 2009 Buick Allure?
Our catalog currently lists 122 cooling system parts for the 2009 Buick Allure across 27 subcategories and 34 brands, covering both the 3.8L V6 and the 5.3L V8. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2009 Buick Allure engines?
Some do. 22 parts fit every engine; the other 100 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of cooling system problems on a 2009 Buick Allure?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2009 Buick Allure was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2009 Buick Allure?
First match the engine — each row shows which engine(s) the part fits. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2009 Buick Allure
Cooling System Parts for Other Buick Allure Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.