How to Properly Service and Repair a Radiator on 2003 Buick LeSabre?

In order to change the radiator, empty the engine coolant and take off the upper radiator seal and tie bar. Disconnect coolant overflow hose, upper and lower radiator hose. Disassemble the cooling fans and unplug the pipes of the transaxle oil cooler. Install install new radiator, reconnect hoses and fill cooling system.

OEM 2003 Buick LeSabre Radiator

Cooling Radiator

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2003 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
- Item Weight: 18.20 Pounds
- Item Dimensions: 42.4 x 25.2 x 7.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 89018545
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Buick LeSabre Submodels:
- Custom, Limited | 6 Cyl 3.8 L GAS

2003 Buick LeSabre Radiator

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2003 Buick LeSabre Radiator Parts and Q&A

Q: How to Properly Service and Repair a Radiator on 2003 Buick LeSabre?
A: In order to change the radiator, empty the engine coolant and take off the upper radiator seal and tie bar. Disconnect coolant overflow hose, upper and lower radiator hose. Disassemble the cooling fans and unplug the pipes of the transaxle oil cooler. Install install new radiator, reconnect hoses and fill cooling system.