How to replace the rear crankshaft seal and housing on 2005 Buick LaCrosse?

The crankshaft rear oil seal and housing cannot be changed until you first take off the engine Flywheel and the Oil Pan. First, put the crankshaft rear oil seal and housing in place, then install the Oil Pan, and at last, fit the engine Flywheel.

OEM 2005 Buick LaCrosse Crankshaft Seal

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4 Crankshaft Seals found

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2005 Buick LaCrosse Rear Main Seal
Part Number: 12637710
$41.72 MSRP: $71.66
You Save: $29.94 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal; Rear Main Seal Gasket; Rear Main Seal Retainer
- Position: Rear
- Replaces: 12608748, 12620955, 12592243, 12592242
- Item Weight: 1.10 Pounds
- Item Dimensions: 8.9 x 8.3 x 2.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12637710
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 Buick LaCrosse Submodels:
- Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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2005 Buick LaCrosse Rear Main Seal
Part Number: 12582320
$20.83 MSRP: $34.31
You Save: $13.48 (40%)
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal; Seal
- Position: Rear
- Replaces: 25534760
- Item Weight: 0.50 Pounds
- Item Dimensions: 4.4 x 4.5 x 0.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12582320
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 Buick LaCrosse Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2005 Buick LaCrosse Crankshaft Seal, Front
Part Number: 12582313
$12.23 MSRP: $20.14
You Save: $7.91 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal Assembly-Crankshaft Front Oil; Timing Cover Gasket; Timing Cover Seal; Front Seal; Cover Seal; Crankshaft Balance Seal; Timing Cover Seal; Engine Front Cover Seal
- Position: Front
- Replaces: 24504098
- Item Weight: 0.40 Pounds
- Item Dimensions: 4.2 x 4.3 x 0.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12582313
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Buick LaCrosse Submodels:
- CX, CXL | 6 Cyl 3.8 L GAS
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2005 Buick LaCrosse Oil Seal, Front
Part Number: 12608750
$7.59 MSRP: $12.52
You Save: $4.93 (40%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Seal, Engine Front Cover & Crankshaft Seal; Crankshaft Seal; Front Crank Seal; Front Seal; Belt Tensioner Seal
- Position: Front
- Replaces: 12592355
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.5 x 3.4 x 0.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12608750
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Buick LaCrosse Submodels:
- Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS

2005 Buick LaCrosse Crankshaft Seal

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2005 Buick LaCrosse Parts Questions & Experts Answers

Q: How to replace the rear crankshaft seal and housing on 2005 Buick LaCrosse?
A: The crankshaft rear oil seal and housing cannot be changed until you first take off the engine Flywheel and the Oil Pan. First, put the crankshaft rear oil seal and housing in place, then install the Oil Pan, and at last, fit the engine Flywheel.