OEM Lower Control Arm for 2020-2025 Buick & Chevrolet - Front, Right (Passenger)

What to Look For

• Check for any visible damage, such as cracks or bends.
• Inspect the bushings for wear or damage.
• Ensure the part is the correct type for the right (passenger) side of your vehicle.

Quality Indicators

• Look for parts made from high-quality steel.
• Check for strong welds and durable bushings.
• Consider parts from reputable manufacturers.

What's Included

• The control arm itself.
• Bushings are usually pre-installed.
• Ball joint may or may not be included (check the product description).

Difficulty & Time

• Difficulty: Intermediate.
• Estimated Time: 2-4 hours.

Special Tools

• Jack and jack stands.
• Socket set and wrenches.
• Ball joint separator (pickle fork or ball joint press).
• Torque wrench.

Critical Steps & Tips

1. Loosen the lug nuts on the wheel.
2. Jack up the vehicle and secure it with jack stands.
3. Remove the wheel.
4. Disconnect the brake caliper and anti-lock brake sensor (ABS) wire, being careful not to damage them.
5. Separate the ball joint from the steering knuckle.
6. Unbolt the control arm from the vehicle frame.
7. Install the new control arm, tightening the bolts to the manufacturer's specifications.
8. Reconnect the ball joint, brake caliper, and ABS sensor.
9. Reinstall the wheel.

DIY or Professional?

• DIY is possible for experienced mechanics.
• Professional installation is recommended if you are not comfortable working on your vehicle's suspension.

Compare: Used OEM, New Aftermarket

• Both used OEM and new aftermarket control arms can be good options. The best choice depends on your budget and priorities.

Used OEM

• Best value for the money.
• Genuine factory parts.
• Tested and inspected to ensure they are in good working condition.
• Significantly lower prices than new parts.

New Aftermarket

• Brand new parts.
• Made by third-party manufacturers.
• Built to meet or exceed OE specifications.
• Can be a good option if you prefer a new part.

• Ball joints.
• Sway bar links.
• Struts or shocks.
• Wheel alignment.

Replacing these parts at the same time can prevent repeat failures because worn components can put stress on the new control arm. A wheel alignment is crucial after replacing any suspension component to ensure proper handling and tire wear.

• A front lower control arm typically lasts between 75,000 and 100,000 miles.

Factors Affecting Longevity

• Driving conditions (rough roads, potholes).
• Climate (exposure to salt and road chemicals).
• Driving habits (aggressive driving).
• Quality of the part.

• Budget: $50 - $100
• Mid-Range: $100 - $200
• Premium: $200 - $300

Labor costs for installation can range from $150 to $300, depending on the mechanic and location.

Total job cost estimates can range from $200 to $600, depending on the part and labor costs.

The 2020-2025 Buick and Chevrolet models may be prone to premature bushing wear in the front lower control arms. Check for any Technical Service Bulletins (TSBs) related to the front suspension on these vehicles. Some owners have reported clunking noises from the front suspension, which can be caused by worn control arm bushings or ball joints.

• Test drive the vehicle to check for any unusual noises or vibrations.
• Make sure the steering wheel is centered and the vehicle tracks straight.
• Inspect the tires for even wear.
• Have a professional mechanic perform a wheel alignment.

Q: How do I know if my control arm is bad?
A: Common signs include clunking noises, loose steering, uneven tire wear, and the vehicle pulling to one side.

Q: Can I replace just the bushings on the control arm?
A: Yes, you can replace just the bushings, but it can be difficult and may require special tools. Replacing the entire control arm is often easier and more cost-effective.

Q: Is it safe to drive with a bad control arm?
A: It is not recommended to drive with a bad control arm, as it can affect your vehicle's handling and safety.

Q: How often should I replace my control arms?
A: Control arms should be inspected regularly and replaced when they show signs of wear or damage. A typical lifespan is 75,000 to 100,000 miles.

Q: Will replacing the control arm fix my alignment issues?
A: Replacing a worn control arm can improve alignment, but a wheel alignment is still necessary to ensure proper handling and tire wear.

OEM Part Numbers:

• GM: 42649479, 42742495, 42762057

Fits Years: 2020 2021 2022 2023 2024 2025