How to service and repair the piston rod bearing on Buick LeSabre?

In order to service and repair the connecting rod bearing, the process can only start after disconnecting the negative Battery Cable. Take away the Cylinder Head, oil level sensor, oil pan, and oil pump pipe and screen. If there is a distinct ridge at the top of the piston travel, it must be removed with the cylinder ridge reamer (J 24270). Mark the connecting rod cap and the rod to ensure proper reassembly and then remove the connecting rod bolts and cap. Permanently attach the connecting rod guide (J 41507) to the connecting rod assembly, and with hand pressure, force the assembly upward within the cylinder to force the piston and connecting rod assembly out. For installation, first place the piston rings on the piston so that the ring gaps are staggered. A: turn the Crankshaft to the bottom dead center, apply lubrication to the cylinder, install the connecting rod bearing. Apply the use of the Piston Ring compressor (J 8037) to assemble the piston and connecting the rod with the ridges already facing the front of the engine. Lift up and hold the vehicle, making sure there is no risk of damaging the Crankshaft journal by the connecting rod bottom end, support it with connecting rod guide (J 41507), push the connecting rod through the cylinder name. Before installing the connecting rod cap and bolts, remove the guide continue to tighten bolts to 27nm (20 ft. Lbs.) measuring with the torque angle meter (J 36660-A) to turn the bolts an additional 50 degrees. Ultimately, replace the oil pump pipe and screen assembly, oil pan, oil level sensor, and Cylinder Head, and reattach the negative Battery Cable.

OEM Buick LeSabre Piston

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9 Pistons found

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Buick LeSabre Piston Part Number: 22527482
$41.02 MSRP: $58.70
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Product Specifications
- Other Name: F-Piston; Piston, Engine Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Pistons Part Number: 12539085
$119.61 MSRP: $163.76
You Save: $44.15 (27%)
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Product Specifications
- Other Name: Piston, (W/Pinion); Piston; Piston, Engine Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Pistons Part Number: 12537198
$62.19 MSRP: $124.87
You Save: $62.68 (51%)
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Product Specifications
- Other Name: Piston, Engine Piston; Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992 Buick LeSabre | Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Piston Part Number: 25533097
Product Specifications
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988 Buick LeSabre | Base, Custom, Limited | 6 Cyl 3.8 L GAS
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Buick LeSabre Piston Part Number: 22527481
Product Specifications
- Other Name: Piston, Engine Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Piston Part Number: 22506658
Product Specifications
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984 Buick LeSabre | Custom, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Piston Part Number: 25527178
Product Specifications
- Other Name: Piston, Engine Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1988 Buick LeSabre | Base, Collector's Edition, Custom, Limited, T-Type | 6 Cyl 3.8 L GAS
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Buick LeSabre Piston Part Number: 22527479
Product Specifications
- Other Name: Piston, Engine Piston
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1990 Buick LeSabre | Collector's Edition, Custom, Estate Wagon, Limited | 8 Cyl 5.0 L GAS
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Buick LeSabre Pistons Part Number: 19299371
Product Specifications
- Other Name: Piston, Engine Piston; Piston
- Replaces: 12537408, 89017810
- 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

Buick LeSabre Piston

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The Piston is one of the main stay of the car company due to the role it has to provide in translating the combustion power to kinetic energy of the car. A major sub-assembly of the Buick LeSabre's internal combustion engine, Piston plays a crucial role in transmitting force to the crankshaft while boosting the vehicle's performance. Using aluminum alloys, the Piston is both versatile in the driving conditions is can handle and adaptable to the different LeSabre models through 1959 to 2005. This compatibility makes the Piston important in ensuring the vehicle is performing optimally while at the same time enhancing its safety. One of the longest-produced cars is the Buick LeSabre, which comes equipped with such novelties as the Piston, which lightweight construction helps save on fuel and provides maximum performance. Other options, like the EyeCue headlights and the StabiliTrak system add to its pleasure when driving and this is why most large car lovers prefer the Buick LeSabre. Thanks to the Piston, Buick LeSabre's reliability as a car is evinced as a quiet and safe runner on the road. Due to its impressive and consistent production and due to its updates, the Piston is highly remarkable in the market of automobiles as it signifies quality and performance of the Buick LeSabre as part of its elements and heritage.

Buick LeSabre Piston Parts and Q&A

Pistons
19299371
Q: How to service and repair the piston rod bearing on Buick LeSabre?
A:
In order to service and repair the connecting rod bearing, the process can only start after disconnecting the negative Battery Cable. Take away the Cylinder Head, oil level sensor, Oil Pan, and oil pump pipe and screen. If there is a distinct ridge at the top of the piston travel, it must be removed with the cylinder ridge reamer (J 24270). Mark the connecting rod cap and the rod to ensure proper reassembly and then remove the connecting rod bolts and cap. Permanently attach the connecting rod guide (J 41507) to the connecting rod assembly, and with hand pressure, force the assembly upward within the cylinder to force the piston and connecting rod assembly out. For installation, first place the Piston Rings on the piston so that the ring gaps are staggered. A: turn the Crankshaft to the bottom dead center, apply lubrication to the cylinder, install the connecting rod bearing. Apply the use of the Piston Ring compressor (J 8037) to assemble the piston and connecting the rod with the ridges already facing the front of the engine. Lift up and hold the vehicle, making sure there is no risk of damaging the Crankshaft journal by the connecting rod bottom end, support it with connecting rod guide (J 41507), push the connecting rod through the cylinder name. Before installing the connecting rod cap and bolts, remove the guide continue to tighten bolts to 27nm (20 ft. Lbs.) measuring with the torque angle meter (J 36660-A) to turn the bolts an additional 50 degrees. Ultimately, replace the oil pump pipe and screen assembly, oil pan, oil level sensor, and Cylinder Head, and reattach the negative Battery Cable.