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

Start by removing the engine Flywheel, oil pan and then the crankshaft rear oil seal and housing. After that, replace the crankshaft rear oil seal and housing, then fit the Oil Pan and lastly secure the engine Flywheel. Make sure to use the correct tools according to the instructions. Engine Flywheel replacement (tool required: you will need the engine Flywheel tool, oil pan tool and Crankshaft Seal tool to carry out these repairs.

OEM Buick LaCrosse Crankshaft Seal

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9 Crankshaft Seals found

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Buick LaCrosse Rear Main Seal, Green Line Part Number: 12591866
$22.96 MSRP: $39.10
You Save: $16.14 (42%)
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Engine Crankshaft Seal; Crankshaft Seal
- Position: Rear
- Replaces: 90298408, 90325572, 90280462, 90354378
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019, 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, Essence, Leather, Preferred, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Rear Main Seal Part Number: 89060436
$24.24 MSRP: $39.93
You Save: $15.69 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal Kit, Crankshaft Rear Oil; Crankshaft Seal; Seal Kit, Engine Rear Main Bearing; Seal, Engine Rear Main Bearing
- Position: Rear
- Replaces: 12550574, 12585671, 89018162
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2009 Buick LaCrosse | Super | 8 Cyl 5.3 L GAS
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Buick LaCrosse Rear Main Seal Part Number: 12637710
$42.94 MSRP: $73.74
You Save: $30.80 (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
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016, 2005-2008 Buick LaCrosse | 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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Buick LaCrosse Crankshaft Seal, Front Part Number: 12626923
$19.87 MSRP: $32.73
You Save: $12.86 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal Assembly-Crankshaft Front Oil; Front Crank Seal; Front Seal; Seal, Engine Front Cover & Crankshaft Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019 Buick LaCrosse | Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Oil Seal, Front Part Number: 12608750
$9.22 MSRP: $15.19
You Save: $5.97 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal, Engine Front Cover & Crankshaft Seal; Crankshaft Seal; Front Crank Seal; Front Seal; Belt Tensioner Seal
- Position: Front
- Replaces: 12592355
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016, 2005-2008 Buick LaCrosse | 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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Buick LaCrosse Rear Main Seal Part Number: 12582320
$24.58 MSRP: $40.49
You Save: $15.91 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal, Engine Rear Main Bearing; Crankshaft Seal; Seal
- Position: Rear
- Replaces: 25534760
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
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Buick LaCrosse Crankshaft Seal, Front Part Number: 12582313
$14.72 MSRP: $24.24
You Save: $9.52 (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
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
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Buick LaCrosse Oil Seal, Green Line, Front Part Number: 12584041
$9.13 MSRP: $15.04
You Save: $5.91 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Seal-Crankshaft Front Oil; Engine Crankshaft & Camshaft Seals; Timing Cover Gasket & Seal.; Front Crank Seal; Timing Cover Front Seal; Engine Front Cover & Crankshaft Seal; Oil Pump Body Seal.
- Position: Front
- Replaces: 12580989, 55564509, 12609467, 90571925
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, Leather, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Crankshaft Seal, Front Part Number: 12654010
$4.69 MSRP: $7.72
You Save: $3.03 (40%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Seal Assembly-Crankshaft Front Oil; Front Crank Seal; Front Seal; Seal, Engine Front Cover & Crankshaft Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2019 Buick LaCrosse | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS

Buick LaCrosse Crankshaft Seal

Want to cut long-term maintenance and repair costs? Choose OEM Crankshaft Seal. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Buick LaCrosse parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Buick LaCrosse Crankshaft Seal 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 LaCrosse Crankshaft Seal is one of the main known components that show the dependability and power of Buick automobiles. This Crankshaft Seal is positioned at the front of the engine; it is mainly made of metal and rubber materials that help to avoid leaking of oil through the crankcase. This Buick LaCrosse Crankshaft Seal keeps crucial engine components well lubricated; this lessens friction and abrasion, in turn improves the Buick LaCrosse's performance and durability. Suitable for use in a range of LaCrosse variants from the first as well as the second generation, the Crankshaft Seal is indispensable to the engine. Failure symptoms like oil leaks and high hours on the clock indicate the need to replace the Crankshaft Seal without compromising on the vehicle's structures. Buick LaCrosse has undergone changes since the model's inception in the year 2004 and the Crankshaft Seal has always been part of its engineering integrity. First of all, one can recognize the distinguished design and the combination of contemporary facilities, like the eAssist hybrid system, in LaCrosse's wheel; hence, the importance of the Crankshaft Seal as a critical component to ensure the car's proper functioning without any safety issues. Thus, being able to improve efficiency and shield the engine, the Buick LaCrosse Crankshaft Seal occupies the leading positions being able to provide Buick owners with comfortable and safe driving for many years.

Buick LaCrosse Crankshaft Seal Parts Questions & Experts Answers

Rear Main Seal
12637710
Q: How to replace the rear crankshaft seal and housing on Buick LaCrosse?
A:
Start by removing the engine Flywheel, Oil Pan and then the crankshaft rear oil seal and housing. After that, replace the crankshaft rear oil seal and housing, then fit the Oil Pan and lastly secure the engine Flywheel. Make sure to use the correct tools according to the instructions. Engine Flywheel replacement (tool required: you will need the engine Flywheel tool, oil pan tool and Crankshaft Seal tool to carry out these repairs.