How to safely service and repair a radiator while ensuring effective heat transfer and optimal performance on Buick LeSabre?

Service and repair operations on the radiator should always start by avoiding steam-related injuries that come from spraying water on a hot radiator. Maintaining the proper function of the radiator requires users to keep away from touching the important fins because touching them threatens their integrity. Compressed air should be used to clear bugs along with leaves dirt and debris from the engine side of the radiator. Some cases require blending warm water with a minimal amount of detergent for proper cleaning. The cleaning process should include A/C condenser fins alongside the area between the A/C condenser and radiator and the radiator cooling fins. Proper operation requires straightening any cooling fins that show damage.

How to replace the radiator on Buick LeSabre?

Engine coolant drain should be the first step for Radiator replacement followed by the removal of upper Radiator seal and upper tie bar. The hose clamp pliers (J 38185) enables the disconnection of the coolant overflow hose from the Radiator while sealing it with a plug. You should disconnect the Radiator hoses using the hose clamp pliers (J 38185) from both upper and lower ends while placing them properly to the side. Disconnect the lower tie bar bolt that holds the transaxle oil cooler pipe bracket then extract the cooling fans. Use the cooler quick connect tool (J 41623-B) to disconnect the upper and lower transaxle oil cooler pipes from the Radiator after sliding off their plastic caps from quick connect fittings. You must disconnect the condenser bolts from the a/c condenser then remove the condenser from the Radiator to raise the Radiator out of the vehicle. A special bolt with the correct length should be used as a protective measure for avoiding condenser to Radiator end tank damage during installation. Secure the bottom of the Radiator within the lower pads before implementing the condenser and tightening a/c condenser mounting bolts to 13 nm (115 inch lbs.). Finish the installation of transaxle oil cooler pipes by leaving them to click into Radiator quick connect fittings before soft pulling for retention and placing plastic caps over the quick connect joints. Secure the transaxle oil cooler pipe bracket bolt on the lower tie bar by tightening it to 10 nm (89 inch lbs.). The hose clamp pliers (J 38185) helps install upper and lower Radiator hoses to the Radiator before attaching the coolant recovery hose to the Radiator neck with the hose clamp pliers (J 38185). Mount the upper tie bar followed by installing the upper Radiator seal then proceed with filling the cooling system lastly checking the transmission oil level.

OEM Buick LeSabre Radiator

Cooling Radiator

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17 Radiators found

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Buick LeSabre Radiator Part Number: 89018545
$177.83 MSRP: $265.81
You Save: $87.98 (34%)
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Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 52489507, 25731392
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52453816
$266.92 MSRP: $402.60
You Save: $135.68 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 52477309
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1987 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 25731390
$385.19 MSRP: $606.07
You Save: $220.88 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52477479
Product Specifications
- Other Name: Radiator Assembly
- Replaces: 52453819
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1989 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52455641
Product Specifications
- Other Name: Radiator Assembly
- Replaced by: 52498584
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52453819
Product Specifications
- Replaced by: 52477479
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1986-1987 Buick LeSabre | Base, Custom, Limited, T-Type | 6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52453815
Product Specifications
- Other Name: Radiator Assembly
- Replaced by: 52477738
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Radiator Part Number: 52450287
Product Specifications
- Replaced by: 52498584
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1990 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 3043351
Product Specifications
- Other Name: Radiator Assembly
- Replaced by: 52477738
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Radiator Part Number: 52498584
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 03093190, 03091025, 03035447, 3093190, 52477218, 52450287, 52477219, 52455641, 3035447, 52481613, 3091025, 3090834
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Assembly Part Number: 52493406
Product Specifications
- Other Name: Radiator; Radiator, Radiator
- Replaces: 03091026, 52462679, 52455644, 52463453, 52451334, 52453863, 3091026
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1993 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52487030
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52479539
Product Specifications
- Other Name: Radiator, Radiator
- Replaces: 03037433, 03091023, 3049171, 52452856, 52457644, 52481612, 3042777, 52492959, 3091023, 3037433, 52457637
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1990-1991 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52477738
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 03030100, 03043351, 03092773, 03035459, 3043351, 3035459, 3092773, 52481614, 3030100, 52453815, 52477224
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
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Buick LeSabre Radiator Assembly Part Number: 52468360
Product Specifications
- Other Name: Radiator; Radiator, Radiator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1999 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52462630
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1995 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Radiator Part Number: 52493121
$179.89 MSRP: $268.90
You Save: $89.01 (34%)
Product Specifications
- Other Name: Radiator Assembly; Radiator, Radiator
- Replaces: 52462564, 52462554, 52476571
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1993 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS

Buick LeSabre Radiator

Want to cut long-term maintenance and repair costs? Choose OEM Radiator. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Buick LeSabre parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Buick LeSabre Radiator includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Buick LeSabre Radiator is a crucial component that plays a huge role in making the vehicle reliable and performant by regulating the temperature of the engine. Meant to warm the surrounding air by all means, the failures usually come equipped with a lightweight aluminum core filled with the system of fins and tubes. It is important for the wide spectrum of LeSabre models so that the engine would become more efficient and safe due to the non-overheating factor. The car model that is associated with the radiator is the Buick LeSabre which was in production for 46YEARS from 1959 to 2005 and is attributed to its tough performance thus the significance of the radiator. Adaptability of the product to various LeSabre models such as the sedan and the convertible makes it possible to achieve optimal benefits of the radiator's enhanced cooling for every model. Interestingly, there is the Buick LeSabre Radiator in the market that has options for direct fit hence easing the installation process and the possibility to keep the engine cooler through better heat exchange. The improvements such as large tubes and higher fin density add to its effectiveness, thus making it ideal for use by LeSabre users. Thanks to their quality obsession, Buick LeSabre Radiator not only enables the car to deliver peak performance but also significantly contributes to the safety of the car's engine; therefore the Buick LeSabre is definitely a reliable and robust car.

Buick LeSabre Radiator Parts and Q&A

Radiator
25731390
Q: How to safely service and repair a radiator while ensuring effective heat transfer and optimal performance on Buick LeSabre?
A:
Service and repair operations on the radiator should always start by avoiding steam-related injuries that come from spraying water on a hot radiator. Maintaining the proper function of the radiator requires users to keep away from touching the important fins because touching them threatens their integrity. Compressed air should be used to clear bugs along with leaves dirt and debris from the engine side of the radiator. Some cases require blending warm water with a minimal amount of detergent for proper cleaning. The cleaning process should include A/C condenser fins alongside the area between the A/C condenser and radiator and the radiator cooling fins. Proper operation requires straightening any cooling fins that show damage.
Radiator
89018545
Q: How to replace the radiator on Buick LeSabre?
A:
Engine coolant drain should be the first step for Radiator replacement followed by the removal of upper Radiator seal and upper tie bar. The hose clamp pliers (J 38185) enables the disconnection of the coolant overflow hose from the Radiator while sealing it with a plug. You should disconnect the Radiator Hoses using the hose clamp pliers (J 38185) from both upper and lower ends while placing them properly to the side. Disconnect the lower tie bar bolt that holds the transaxle oil cooler pipe bracket then extract the cooling fans. Use the cooler quick connect tool (J 41623-B) to disconnect the upper and lower transaxle oil cooler pipes from the Radiator after sliding off their plastic caps from quick connect fittings. You must disconnect the condenser bolts from the a/c condenser then remove the condenser from the Radiator to raise the Radiator out of the vehicle. A special bolt with the correct length should be used as a protective measure for avoiding condenser to Radiator end tank damage during installation. Secure the bottom of the Radiator within the lower pads before implementing the condenser and tightening a/c condenser mounting bolts to 13 nm (115 inch lbs.). Finish the installation of transaxle oil cooler pipes by leaving them to click into Radiator quick connect fittings before soft pulling for retention and placing plastic caps over the quick connect joints. Secure the transaxle oil cooler pipe bracket bolt on the lower tie bar by tightening it to 10 nm (89 inch lbs.). The hose clamp pliers (J 38185) helps install upper and lower Radiator hoses to the Radiator before attaching the coolant recovery hose to the Radiator neck with the hose clamp pliers (J 38185). Mount the upper tie bar followed by installing the upper Radiator seal then proceed with filling the cooling system lastly checking the transmission oil level.