How to replace the steering knuckle on Buick LaCrosse?

First, raise and support the vehicle to replace the Steering Knuckle. Take off the bearing/hub assembly and then disconnect the outer Tie Rod End & the front lower control arm ball stud from the Steering Knuckle. The next step is to scribe the strut to the knuckle and remove bolts and nuts which couples the strut with the knuckle, and remove the knuckle from the vehicle. For installation, mount the knuckle back onto the vehicle, making sure it mounts the vehicle's through bolts and nuts, which hold the strut to the knuckle, tightened to 120 n.m (89 lb ft). Then, attach the outer tie rod to the Steering Knuckle and the front lower control arm ball stud to the knuckle. In install the front wheel drive shaft bearing, lower the vehicle and lastly check the front wheel alignment, and adjust if needed.

OEM Buick LaCrosse Steering Knuckle

Front Steering Knuckle

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).

18 Steering Knuckles found

View related parts
Buick LaCrosse Knuckle, Rear Passenger Side Part Number: 23432049
$108.10 MSRP: $184.02
You Save: $75.92 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel; Bracket, Rear Wheel
- Position: Rear Passenger Side
- Replaces: 13327459
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2016 Buick LaCrosse | Base, Convenience, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle Part Number: 23384197
$84.73 MSRP: $134.53
You Save: $49.80 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- 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 | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Driver Side Part Number: 23130696
$388.19 MSRP: $639.48
You Save: $251.29 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Driver Side
- Replaces: 19151396, 18022046, 25816705, 18060616
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL, CXS, Super | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick LaCrosse Knuckle, Driver Side Part Number: 23127629
$268.88 MSRP: $442.93
You Save: $174.05 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering (Machining); Knuckle, Steering
- Position: Driver Side
- Replaces: 18060638, 18060652, 88955418, 10434254, 18060680, 20899802, 25816684, 22990752
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL, CXS | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS
View related parts
Buick LaCrosse Knuckle, Passenger Side Part Number: 20998091
$94.50 MSRP: $155.66
You Save: $61.16 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2016 Buick LaCrosse | Base, Leather, Premium, Sport Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Driver Side Part Number: 20998090
$90.64 MSRP: $155.66
You Save: $65.02 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2016 Buick LaCrosse | Base, Leather, Premium, Sport Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Driver Side Part Number: 13219080
$148.53 MSRP: $235.81
You Save: $87.28 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Rear Driver Side Part Number: 84196218
$116.44 MSRP: $181.16
You Save: $64.72 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Rear Driver Side
- Replaced by: 42803050
- 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 | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Rear Passenger Side Part Number: 84196219
$108.59 MSRP: $184.88
You Save: $76.29 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Rear Passenger Side
- Replaced by: 42803051
- 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 | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Passenger Side Part Number: 22990753
$265.66 MSRP: $421.79
You Save: $156.13 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering (Machining)
- Position: Passenger Side
- Replaced by: 23127630
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL, CXS, Super | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick LaCrosse Knuckle, Rear Driver Side Part Number: 13327458
$115.91 MSRP: $184.02
You Save: $68.11 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle Assembly, Rear Suspension
- Position: Rear Driver Side
- Replaced by: 23432048
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2013 Buick LaCrosse | Base, Convenience, Leather, Premium, Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L FLEX
View related parts
Buick LaCrosse Knuckle Part Number: 23384198
$83.75 MSRP: $132.95
You Save: $49.20 (38%)
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- 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 | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Passenger Side Part Number: 23130695
$433.92 MSRP: $623.98
You Save: $190.06 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Passenger Side
- Replaces: 19151397, 18022047, 18060617, 25816704
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL, CXS, Super | 6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick LaCrosse Knuckle, Passenger Side Part Number: 13219081
$95.73 MSRP: $233.55
You Save: $137.82 (60%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle Assembly, Passenger Side Part Number: 22812745
Product Specifications
- Other Name: Knuckle
- Position: Passenger Side
- Replaces: 20950679
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle Assembly, Driver Side Part Number: 22812744
Product Specifications
- Other Name: Knuckle
- Position: Driver Side
- Replaces: 20950678
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Passenger Side Part Number: 22949385
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2018 Buick LaCrosse | Avenir, Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS
View related parts
Buick LaCrosse Knuckle, Driver Side Part Number: 22949384
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2018 Buick LaCrosse | Avenir, Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L GAS

Buick LaCrosse Steering Knuckle

Want to cut long-term maintenance and repair costs? Choose OEM Steering Knuckle. 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 Steering Knuckle 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 Steering Knuckle Parts and Q&A

Knuckle, Driver Side
23130696
Q: How to replace the steering knuckle on Buick LaCrosse?
A:
First, raise and support the vehicle to replace the Steering Knuckle. Take off the bearing/hub assembly and then disconnect the outer Tie Rod End & the front lower control arm ball stud from the Steering Knuckle. The next step is to scribe the strut to the knuckle and remove bolts and nuts which couples the strut with the knuckle, and remove the knuckle from the vehicle. For installation, mount the knuckle back onto the vehicle, making sure it mounts the vehicle's through bolts and nuts, which hold the strut to the knuckle, tightened to 120 n.m (89 lb ft). Then, attach the outer tie rod to the Steering Knuckle and the front lower control arm ball stud to the knuckle. In install the front wheel drive shaft bearing, lower the vehicle and lastly check the front wheel alignment, and adjust if needed.