How to replace the oil pump on Buick LaCrosse?

You should begin by taking off the case side cover when replacing the Oil Pump. After that, use a flat-bladed tool to remove the electrical connectors from solenoid valves (315A, 315B, 322, 334, and 440), the tfp manual valve position switch (395), and the temperature sensor (391), being careful not to remove bolt (205). After that, take out the Oil Pump bolts (206, 207) and lift the Oil Pump (200) off the Valve Body (300). Put the Oil Pump (200) onto the Valve Body (300), then fasten Oil Pump bolts (206, 207), with m6 x 1 after putting all the electrical connectors back onto the solenoid valves (315a, 315b, 322, 334, and tap information should be reset with a scan tool to remove all cell values, causing the ecm, pcm, or tcm to relearn tap, which may affect the way the transmission performs. Finally, reset the tap values.

OEM Buick LaCrosse Oil Pump

Oil Fluid Pump

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

5 Oil Pumps found

View related parts
Buick LaCrosse Water Pump
Part Number: 12640448
$147.04 MSRP: $250.33
You Save: $103.29 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump, Oil; Oil Pump; Pump, Engine Oil Pump
- Replaces: 12590152, 12584298, 12590016
- 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
View related parts
Buick LaCrosse Oil Pump
Part Number: 12710304
$135.37 MSRP: $230.47
You Save: $95.10 (42%)
ADD TO CART
Product Specifications
- Other Name: Pump, Engine Oil Pump; Oil Pump Repair Kit
- Replaces: 12612289
- 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
View related parts
Buick LaCrosse Oil Pump
Part Number: 12696174
$334.69 MSRP: $526.50
You Save: $191.81 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump, Engine Oil Pump; Oil Pump Repair Kit
- Replaced by: 12741263
- Replaces: 12683664, 12687893, 12668981, 12666625
- 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
View related parts
Buick LaCrosse Oil Pump
Part Number: 12674460
$114.77 MSRP: $197.10
You Save: $82.33 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump, Engine Oil Pump; Oil Pump Repair Kit
- Replaces: 12627211
- 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)
View related parts
Buick LaCrosse Water Pump
Part Number: 12566029
Product Specifications
- Other Name: Pump, Water; Oil Pump
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick LaCrosse | CXS | 6 Cyl 3.6 L GAS

Buick LaCrosse Oil Pump

Our website offers an extensive catalog of genuine Buick LaCrosse Oil Pump at unbeatable prices. Every OEM Buick LaCrosse Oil Pump comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

Buick LaCrosse Oil Pump Parts Questions & Experts Answers

Water Pump
12640448
Q: How to replace the oil pump on Buick LaCrosse?
A: You should begin by taking off the case side cover when replacing the Oil Pump. After that, use a flat-bladed tool to remove the electrical connectors from solenoid valves (315A, 315B, 322, 334, and 440), the tfp manual valve position switch (395), and the temperature sensor (391), being careful not to remove bolt (205). After that, take out the Oil Pump bolts (206, 207) and lift the Oil Pump (200) off the Valve Body (300). Put the Oil Pump (200) onto the Valve Body (300), then fasten Oil Pump bolts (206, 207), with m6 x 1 after putting all the electrical connectors back onto the solenoid valves (315a, 315b, 322, 334, and tap information should be reset with a scan tool to remove all cell values, causing the ecm, pcm, or tcm to relearn tap, which may affect the way the transmission performs. Finally, reset the tap values.