Yes, Firestone Complete Auto Care locations across the country do provide comprehensive services for shocks and struts, including inspection and replacement.
Keeping your vehicle’s suspension in top shape is fundamental for a smooth ride and responsive handling. Shocks and struts are key players in how your car interacts with the road, influencing everything from comfort to safety. Understanding their role and when they need service helps maintain your vehicle’s integrity and your driving experience.
Understanding Your Vehicle’s Suspension System
Your vehicle’s suspension system is a complex network designed to absorb road imperfections and maintain tire contact with the pavement. It balances ride comfort with handling stability. At its core are components like springs, shocks, and struts.
Shocks and struts manage the spring’s motion, preventing excessive bouncing after hitting a bump. Without them, your vehicle would continue to oscillate long after encountering an uneven surface. They dampen these movements, ensuring your tires stay firmly planted for traction and control.
Shocks vs. Struts: What’s the Difference?
While often used interchangeably, shocks and struts serve distinct roles. A shock absorber is a standalone component that dampens spring oscillations. It’s typically part of a suspension system where the coil spring is mounted separately on a control arm.
A strut, by contrast, is a structural component of the suspension system. It integrates the shock absorber and a coil spring into one unit. Struts also support the vehicle’s weight and provide structural rigidity to the chassis, often serving as a pivot point for steering.
Does Firestone Do Shocks And Struts? What to Expect.
Firestone Complete Auto Care is a well-established service provider that offers a full range of suspension services, including the inspection and replacement of shocks and struts. Their technicians are trained to diagnose suspension issues and recommend appropriate repairs.
When you bring your vehicle in for a suspension check, Firestone employs a systematic approach. This begins with a thorough visual inspection and often includes a test drive to assess handling characteristics. They focus on identifying signs of wear and tear that compromise ride quality or safety.
The Inspection Process at Firestone
During a suspension inspection, technicians look for several indicators of worn or damaged components. This includes checking for fluid leaks on shock or strut bodies, which signify internal seal failure. They also examine the mounting points, bushings, and dust boots for cracks, tears, or excessive play.
Beyond visual checks, the inspection involves evaluating the vehicle’s bounce and sway. A vehicle that continues to bounce excessively after being pushed down, or exhibits significant body roll during turns, often indicates failing dampening components. These observations, combined with a road test, help confirm the need for service.
When Do Shocks And Struts Need Attention?
Shocks and struts are wear items, meaning they degrade over time and with use. Their lifespan varies significantly based on driving conditions, vehicle type, and manufacturer quality. Many manufacturers suggest checking them around 50,000 miles, with replacement often recommended between 50,000 and 100,000 miles.
However, paying attention to your vehicle’s behavior provides the truest indication of their condition. Ignoring worn suspension components can lead to compromised handling, extended braking distances, and accelerated wear on other parts like tires and steering components. According to the NHTSA, properly functioning suspension components are vital for maintaining vehicle control and reducing crash risk.
Here are common signs that your shocks or struts might need replacement:
- Excessive Bouncing: Your vehicle continues to bounce after hitting bumps, rather than settling quickly.
- Nose-Diving or Squatting: The front of your vehicle dips significantly during braking, or the rear squats during acceleration.
- Swaying or Leaning: Excessive body roll when turning corners, making the vehicle feel unstable.
- Uneven Tire Wear: Scalloped or cupped wear patterns on your tires, indicating inconsistent contact with the road.
- Fluid Leaks: Visible oil or fluid leaking from the shock or strut body.
- Harsh Ride: Feeling every bump and imperfection in the road more acutely.
- Clunking Noises: Unusual sounds coming from the suspension, particularly over bumps.
| Symptom | Impact on Driving | Urgency |
|---|---|---|
| Excessive Bouncing | Reduced tire contact, poor control | High |
| Nose-Diving/Squatting | Compromised braking/acceleration | Medium-High |
| Excessive Body Roll | Unstable cornering, safety risk | High |
| Uneven Tire Wear | Reduced tire life, increased costs | Medium |
| Fluid Leaks | Loss of dampening function | High |
The Replacement Process at a Service Center
Replacing shocks or struts is a job that requires specialized tools and mechanical expertise. It involves safely lifting the vehicle, compressing springs (for struts), disconnecting various suspension and brake components, and then installing the new units. This process must be done carefully to avoid injury and ensure proper function.
After new shocks or struts are installed, a wheel alignment is almost always necessary. The removal and installation process can alter the vehicle’s suspension geometry, leading to changes in toe, camber, and caster angles. An alignment corrects these angles, ensuring the wheels are properly oriented relative to each other and the road.
Why Alignment is Necessary
Proper wheel alignment is fundamental for several reasons. It ensures even tire wear, extending the life of your tires and saving you money. It also contributes to predictable steering response and straight-line stability, making your vehicle easier and safer to drive. Misalignment can cause your vehicle to pull to one side, requiring constant steering corrections.
Choosing the Right Shocks and Struts
When it comes to replacement parts, you have options. Original Equipment Manufacturer (OEM) parts are designed to match your vehicle’s original specifications and performance. Aftermarket parts offer a wider range of choices, from standard replacements to performance-oriented upgrades.
The best choice depends on your vehicle, driving habits, and budget. Standard replacement shocks and struts are suitable for most daily drivers, restoring the factory ride quality. For those who tow frequently or carry heavy loads, heavy-duty options can provide better support and stability. Performance struts offer a firmer ride and improved handling for spirited driving.
| Type | Primary Characteristic | Best Use Case |
|---|---|---|
| Standard Gas-Charged | Restores factory ride and handling | Daily commuting, general use |
| Heavy-Duty/Load Adjusting | Increased dampening, supports heavier loads | Towing, hauling, frequent cargo |
| Performance | Firmer ride, improved cornering | Enthusiast driving, improved handling |
| Quick-Strut Assemblies | Complete unit (strut, spring, mount) | Faster installation, DIY-friendly |
Lifespan and Maintenance Tips
The lifespan of shocks and struts is influenced by various factors. Driving on rough roads, frequently carrying heavy loads, or aggressive driving habits can accelerate wear. Regular inspections are the most effective way to monitor their condition.
During routine oil changes or tire rotations, ask your mechanic to perform a quick visual check of your suspension components. You can also perform a simple bounce test: push down firmly on each corner of your vehicle and release. If the vehicle bounces more than once or twice before settling, it indicates weakened dampening.
The Value of Professional Installation
While some mechanically inclined individuals might consider replacing shocks or struts themselves, it’s a job best left to professionals. Compressing coil springs, particularly on strut assemblies, requires specialized tools that can be dangerous if not used correctly. Improper installation can also compromise vehicle safety and lead to premature component failure.
Professional service centers like Firestone have the correct equipment, trained technicians, and experience to perform the job safely and correctly. They also provide warranties on parts and labor, offering reassurance for your investment in your vehicle’s suspension system.
References & Sources
- National Highway Traffic Safety Administration. “NHTSA.gov” NHTSA provides safety standards and information for vehicles and drivers.
Certification: BSc in Mechanical Engineering
Education: Mechanical engineer
Lives In: 539 W Commerce St, Dallas, TX 75208, USA
Md Amir is an auto mechanic student and writer with over half a decade of experience in the automotive field. He has worked with top automotive brands such as Lexus, Quantum, and also owns two automotive blogs autocarneed.com and taxiwiz.com.