2017 Buick Lacrosse Steering Parts

Engine:
3.6L V6

This page lists 58 steering parts for the 2017 Buick Lacrosse, across 16 part types, covering the 3.6L V6 engine. Every part shows its brand, manufacturer part number and fitment notes.

On the 2017 Buick Lacrosse, the steering system connects driver to road through the rack, pump, tie rods, and column components. Most of the listed parts are Tie Rod End (27 parts), Power Steering Fluid (7 parts) and Knuckle (6 parts). The other 13 part types cover the remaining 18 parts.

Coupling Boot

Brand Part Number Markets Notes Buy
GM GENUINE 23504888
🇺🇸 US 🇨🇦 CA
Inner
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GM GENUINE 84389436
🇺🇸 US 🇨🇦 CA
IntermediateOrder with 84389437
View on
Amazon

This table covers the Coupling boots. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.

King Pin

Brand Part Number Markets Notes Buy
GM GENUINE 23315420
🇺🇸 US 🇨🇦 CA
Performance Front Strut/Chassis Equip (GNB)do Not Repl 23315420 King Pin Unless Broken/Sheared
Fitment notes — GM GENUINE 23315420
Performance Front Strut/Chassis Equip (GNB)do Not Repl 23315420 King Pin Unless Broken/ShearedInstead Repl Mating 3F 0648A Joint Assembly-FRT Susp Strut Yoke LWR Ball
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This table covers the King pins.

Knuckle

Daily Driver

Brand Part Number Markets Notes Buy
GM GENUINE Popular 23384197
🇺🇸 US 🇨🇦 CA
Front LeftFront Strut (GNA)
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GM GENUINE Popular 23384198
🇺🇸 US 🇨🇦 CA
Front RightFront Strut (GNA)
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GM GENUINE 42803050
🇺🇸 US 🇨🇦 CA
Rear LeftRear Axle Chassis Equipment (GNQ)
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GM GENUINE 42803051
🇺🇸 US 🇨🇦 CA
Rear RightRear Axle Chassis Equipment (GNQ)
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Economy

Brand Part Number Markets Notes Buy
SKP SK697322
🇺🇸 US 🇨🇦 CA
Front Leftwithout Performance Package
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SKP SK697323
🇺🇸 US 🇨🇦 CA
Front Rightwithout Performance Package
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This table covers the steering knuckles that carry the hub, caliper and ball joints.

Power Steering Fluid

Dexron

Brand Part Number Markets Notes Buy
MOBIL 126411
🇺🇸 US 🇨🇦 CA
Dexron-VI ATF
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Multi-Vehicle

Brand Part Number Markets Notes Buy
MOBIL Popular 126505
🇺🇸 US 🇨🇦 CA
Multi-Vehicle ATF
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Amazon
PRESTONE Popular AS261
🇺🇸 US 🇨🇦 CA
32 Ounce
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PRESTONE AS260Y
🇺🇸 US 🇨🇦 CA
12 oz.
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PRESTONE AS262Y
🇺🇸 US 🇨🇦 CA
Power Steering Fluid Plus Stop Leak12 Fluid Ounce
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PRESTONE AS263Y
🇺🇸 US 🇨🇦 CA
Power Steering Fluid Plus Stop Leak1 Quart
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PRESTONE AS266Y6
🇺🇸 US 🇨🇦 CA
1 Gallon
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This table covers the fluids specified for this steering system. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.

Rack and Pinion

Brand Part Number Markets Notes Buy
GM GENUINE 84710258
🇺🇸 US 🇨🇦 CA
Front Strut (GNA)Electric
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This table covers the steering gear assemblies that turn the tie rods. Typical signs include fluid at a torn boot, a growl when you turn, or play that the inner tie rods do not explain. Flush the old power-steering fluid with the rack — grit in the old fluid is the usual cause of a repeat leak.

Rack and Pinion Bellow

Brand Part Number Markets Notes Buy
GM GENUINE 23449527
🇺🇸 US 🇨🇦 CA
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This table covers the rubber boots that seal the inner tie-rod joints on the rack.

Rack and Pinion Bellow Clamp

Brand Part Number Markets Notes Buy
GM GENUINE 25901575
🇺🇸 US 🇨🇦 CA
Fits OuterSpringband
Fitment notes — GM GENUINE 25901575
Fits:
OuterSpringbandSmallSingle UseFront Strut (GNA)Diameter 21mm12mm
or:
OuterSpringbandSmallSingle UsePerformance Front Strut/Chassis Equipment (GNB)Diameter 21mm12mm
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GM GENUINE 11547783
🇺🇸 US 🇨🇦 CA
InnerHose, Crimp, 68 Open Outside Diameter, 9.5 Wide
Fitment notes — GM GENUINE 11547783
InnerHose, Crimp, 68 Open Outside Diameter, 9.5 WideLargeFront Strut (GNA), Performance Front Strut/Chassis Equipment (GNB)
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This table covers the Rack and Pinion Bellow clamps.

Steering Column

Brand Part Number Markets Notes Buy
GM GENUINE 85529026
🇺🇸 US 🇨🇦 CA
Supplemental Restraint System Compliant: YES
Fitment notes — GM GENUINE 85529026
Supplemental Restraint System Compliant: YES
Base Model or Essence or Preferredwithout ModuleTilt and Telescoping Steering Wheel (N37)with RPO Code AFU9
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GM GENUINE 85561701
🇺🇸 US 🇨🇦 CA
Power Retractable Tilt Steering Column (N38)Exc. Electric Steering Column Lock Control (N06)
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This table covers the steering columns.

Steering Column Control Module

Brand Part Number Markets Notes Buy
GM GENUINE 84625122
🇺🇸 US 🇨🇦 CA
Power Retractable Tilt Steering Column (N38)Exc. Electric Steering Column Lock Control (N06)
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This table covers the Steering Column control modules.

Steering Column Switch Housing

Brand Part Number Markets Notes Buy
GM GENUINE 39088759
🇺🇸 US 🇨🇦 CA
View on
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This table covers the Steering Column Switch housings.

Steering Coupler

Brand Part Number Markets Notes Buy
GM GENUINE 23449521
🇺🇸 US 🇨🇦 CA
Single UseChassis Equipment Front Strut Assembly, Chassis Equipment Front Strut Assembly, Performance
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Amazon

This table covers the couplers in the steering shaft.

Steering Gear Bolt

Brand Part Number Markets Notes Buy
GM GENUINE 11610468
🇺🇸 US 🇨🇦 CA
FrontM12 X 1.75 X 60 mm
Fitment notes — GM GENUINE 11610468
FrontM12 X 1.75 X 60 mmChassis Equipment Front Strut Assembly
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GM GENUINE 11610913
🇺🇸 US 🇨🇦 CA
M12X1.75X95
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This table covers the Steering Gear bolts.

Steering Gear Heat Shield

Brand Part Number Markets Notes Buy
GM GENUINE 23307925
🇺🇸 US 🇨🇦 CA
View on
Amazon

This table covers the Steering Gear Heat shields. Typical signs include a bent shield rubbing a rotor, or rust-through that leaves the backing open. A rubbing shield will eat a new rotor. Straighten or replace it before the wheel goes back on.

Steering Shaft

Brand Part Number Markets Notes Buy
GM GENUINE 42810610
🇺🇸 US 🇨🇦 CA
Mounting Hardware Included: No
Fitment notes — GM GENUINE 42810610
Mounting Hardware Included: No
Upper Intermediate
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GM GENUINE 84389437
🇺🇸 US 🇨🇦 CA
IntermediateOrder with 84389436
View on
Amazon

This table covers the Steering shafts.

Tie Rod End

Daily Driver

Brand Part Number Markets Notes Buy
MEVOTECH Popular MS50775
🇺🇸 US 🇨🇦 CA
SupremeIncludes Hardware
Fitment notes — MEVOTECH MS50775
SupremeIncludes Hardware
Front Innerwithout Performance Package
View on
Amazon
MOOG Popular EV801304
🇺🇸 US 🇨🇦 CA
Front Innerwithout Performance Package
View on
Amazon
MOOG Popular ES801316
🇺🇸 US 🇨🇦 CA
Front Left Outerwithout Performance Package
View on
Amazon
MOOG Popular ES801317
🇺🇸 US 🇨🇦 CA
Front Right Outerwithout Performance Package
View on
Amazon
SUSPENSIA Popular X37TE7414
🇺🇸 US 🇨🇦 CA
Front Left Outerwith High Performance Strut Package
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Amazon
SUSPENSIA Popular X37TE7413
🇺🇸 US 🇨🇦 CA
Front Right Outerwith High Performance Strut Package
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Amazon
DELPHI TA3331
🇺🇸 US 🇨🇦 CA
Inner
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DELPHI TA3332
🇺🇸 US 🇨🇦 CA
Left Outer
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DELPHI TA3333
🇺🇸 US 🇨🇦 CA
Right Outer
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GM GENUINE 23449523
🇺🇸 US 🇨🇦 CA
Right OuterFront Strut (GNA)
View on
Amazon
GM GENUINE 23449526
🇺🇸 US 🇨🇦 CA
InnerFront Strut (GNA)
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Amazon
GM GENUINE 23449522
🇺🇸 US 🇨🇦 CA
Left OuterFront Strut (GNA)
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MEVOTECH MS506102
🇺🇸 US 🇨🇦 CA
SupremeGreaseable
Fitment notes — MEVOTECH MS506102
SupremeGreaseableHardware Included
Front Left Outerwithout Performance Package
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Amazon
MEVOTECH MS506103
🇺🇸 US 🇨🇦 CA
SupremeGreaseable
Fitment notes — MEVOTECH MS506103
SupremeGreaseableHardware Included
Front Right Outerwithout Performance Package
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MEVOTECH MS50785
🇺🇸 US 🇨🇦 CA
Supreme
Fitment notes — MEVOTECH MS50785
Supreme
Front Innerwith Performance Package
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SUSPENSIA X07TR0063
🇺🇸 US 🇨🇦 CA
Front Innerwith High Performance Suspension Strut
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Amazon

Economy

Brand Part Number Markets Notes Buy
DORMAN 543837
🇺🇸 US 🇨🇦 CA
Front Innerwithout Performance Package
View on
Amazon
DORMAN 544779
🇺🇸 US 🇨🇦 CA
Front Left OuterExc. Performance Package
View on
Amazon
DORMAN 544780
🇺🇸 US 🇨🇦 CA
Front Right OuterExc. Performance Package
View on
Amazon
FVP TI92090
🇺🇸 US 🇨🇦 CA
Front Innerwithout Performance Package
View on
Amazon
MCQUAY-NORRIS ES5047
🇺🇸 US 🇨🇦 CA
Left Outerwithout Performance Package
View on
Amazon
MEVOTECH GS50775
🇺🇸 US 🇨🇦 CA
Original Grade
Fitment notes — MEVOTECH GS50775
Original Grade
Front Innerwithout Performance Package
View on
Amazon
MEVOTECH GS506102
🇺🇸 US 🇨🇦 CA
Original Grade
Fitment notes — MEVOTECH GS506102
Original Grade
Front Left Outerwithout Performance Package
View on
Amazon
MEVOTECH GS506103
🇺🇸 US 🇨🇦 CA
Original Grade
Fitment notes — MEVOTECH GS506103
Original Grade
Front Right Outerwithout Performance Package
View on
Amazon
QUICK STEER EV801304
🇺🇸 US 🇨🇦 CA
Front Innerwithout Performance Package
View on
Amazon

Premium

Brand Part Number Markets Notes Buy
MEVOTECH TXMS506102
🇺🇸 US 🇨🇦 CA
TTX
Fitment notes — MEVOTECH TXMS506102
TTX
Front Left Outerwithout Performance Package
View on
Amazon
MEVOTECH TXMS506103
🇺🇸 US 🇨🇦 CA
TTX
Fitment notes — MEVOTECH TXMS506103
TTX
Front Right Outerwithout Performance Package
View on
Amazon

This table covers the inner and outer tie-rod ends that steer each front knuckle. Typical signs include play on center, a feathered front tire, or a boot that has split and packed with grit. Replace inner and outer ends together on a high-mileage axle, then get an alignment.

Tie Rod Nut

Brand Part Number Markets Notes Buy
GM GENUINE 11548246
🇺🇸 US 🇨🇦 CA
Inner
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This table covers the Tie Rod nuts.

Buying Steering Parts for a 2017 Buick Lacrosse

On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.

  • Confirm you have the 3.6L V6 engine — every part on this page is matched to it.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Tie Rod End and Power Steering Fluid .

Frequently Asked Questions

How many steering parts fit the 2017 Buick Lacrosse?

Our catalog currently lists 58 steering parts for the 2017 Buick Lacrosse across 16 subcategories and 12 brands, covering the 3.6L V6 engine. Each part is matched to the engine(s) it fits.

What are the signs of steering problems on a 2017 Buick Lacrosse?

Common symptoms include play or looseness on center, a whine when turning, fluid weeping from rack boots, or uneven tire wear on the front axle. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2017 Buick Lacrosse was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 2017 Buick Lacrosse?

Every part on this page is matched to the 3.6L V6 engine. Then flush old power-steering fluid when replacing a pump or rack — grit in the old fluid is the number-one cause of repeat failure. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2017 Buick Lacrosse

Steering Parts for Other Buick Lacrosse Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.