What are your business hours?

Our regular hours are Monday through Friday, 9:00 AM to 6:00 PM. We also accommodate weekend and overnight service by appointment to better serve busy schedules and keep your vehicle repairs on track.

What types of vehicles do you work on?

We service everything from cars and SUVs to light-, medium-, and heavy-duty trucks. Whether it’s a family vehicle, a diesel pickup, or a commercial work truck—if it’s got wheels and an engine, chances are we can fix it.

Do you only work on diesel engines?

Not at all. Our team specializes in both gas and diesel engines, providing expert care for everything from daily drivers to business fleets.

What makes FauerWerks different from other shops?

We’re technician-owned and operated, which means we know this work inside and out. FauerWerks was built on honesty, quality craftsmanship, and a willingness to tackle the jobs other shops won’t touch.

Do I need an appointment, or do you take walk-ins?

Appointments are recommended to ensure quick turnaround times, but we do our best to accommodate walk-ins whenever possible. Give us a call to secure your spot.

Do you offer mobile repair services?

John started this business doing mobile repairs out of his garage. While we’ve grown into a full-service facility, we can still help with certain mobile repair needs when possible—just ask.

Can you handle fleet maintenance?

Yes. We work with local businesses to keep their fleets reliable and on the road. If you’ve got more than one truck to keep running, we’ll build a plan that works for you.

What payment methods do you accept?

We accept major credit cards, debit cards, and cash for your convenience.

Do you offer warranties on your repairs?

Absolutely. We stand behind our work with dependable warranties because we believe in doing the job right the first time. Ask us about details when you book your service.

Another shop couldn’t figure out what was wrong with my vehicle. Can you diagnose it?

We love taking on difficult-to-diagnose and problem vehicles. Give us a call to discuss pricing to get you back on the road.

Auto Repair Shop in Libertyville, IL

Tough on Repairs. Friendly with Customers. That’s the FauerWerks Way.

Welcome to FauerWerks Auto & Truck, your trusted source for auto repair, diesel service, and fleet maintenance in Libertyville, IL. Technician-owned and operated, we combine hands-on expertise with a commitment to honesty and precision. From light-duty cars and trucks to heavy-duty diesel haulers and equipment, our team handles it all—maintenance, performance upgrades, and complex repairs. Whether you’re managing a fleet or maintaining your daily driver, you can count on FauerWerks for reliable service, clear communication, and lasting results.

4444 Reviews

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TRUSTED Auto Repairs

All Makes & Models

Why Do Customers Return?

5-Star Reviews from Happy Car Owners

<p class="rteBlock">Reviews Icon | FauerWerks Auto & Truck</p>

5-star review by Ryan Prevo

"This shop always provides quality work and offers fair prices. John and his crew are always trustworthy and care about the work they put out. It definitely shows!!"

5-star review by Colin Burroughs

"This shop does quality work! They work with you helping you understand what’s going on with your vehicle and their customer service is A1! My 2008 T4R has found a home! Thanks fellas"

5-star review by Logan McKenzie

"Been taking my 6.6L L5P Duramax here for several years at recommendation of a friend. Great timely customer service. Quality work. Very fair pricing. They get the issues properly diagnosed and fixed."

5-star review by Danny Ventura

"John and the boys get it done!! John and Kenny have been servicing my vehicles for a while now, great honest work good priced work, you can't go wrong with Fauerwerks Auto!!!! Thanks guys!!!!"

5-star review by Zack Cohen

"Awesome service and staff. Have used them multiple times on a variety of services from oil changes to racks, they've been timely, reliable, and have great communication."

5-star review by Ryan Prevo

"This shop always provides quality work and offers fair prices. John and his crew are always trustworthy and care about the work they put out. It definitely shows!!"

See more reviews

Want to Know Our Story?

Family-Owned Auto Shop Serving Libertyville, IL with Care

Technician-Owned, Customer-Focused Auto & Diesel Experts in Libertyville, IL

At FauerWerks Auto & Truck, we don’t just repair vehicles — we solve problems with precision, honesty, and pride. As a technician-owned and operated auto repair shop in Libertyville, IL, we bring decades of combined hands-on experience to every job. What began with John Fauerbach turning wrenches in his garage has grown into a full-service facility capable of handling everything from routine maintenance to advanced diesel and heavy-equipment repairs.

Team from FauerWerks Auto & Truck | FauerWerks Auto & Truck

Mechanic in a Garage, Rolling a Tire and Wheel Assembly | FauerWerks Auto & Truck

Mechanic Working on the Underside of a Vehicle | FauerWerks Auto & Truck

Team Members Standing in a Garage with Two Pickup Trucks | FauerWerks Auto & Truck

Ford F-250 Super Duty Pickup Truck Being Serviced in a Garage | FauerWerks Auto & Truck

Our team believes in doing things the right way — not the easy way. Every technician in our shop is committed to thorough inspections, accurate diagnostics, and dependable repairs that keep your car, truck, or fleet running at its best. Whether you drive a family SUV, a Powerstroke diesel, or manage a commercial fleet, you’ll get the same level of care, transparency, and professionalism that defines the FauerWerks name.

Comprehensive Auto, Diesel, and Fleet Services You Can Rely On

From light-duty vehicles to heavy-duty trucks and industrial equipment, FauerWerks Auto & Truck offers the capability and expertise to handle it all. Our services include auto repair, diesel performance, fleet management, mobile service, snowplow and spreader repair, and heavy equipment maintenance for skid steers, forklifts, and wheel loaders. We proudly service all makes and models—except Volvo—giving drivers and businesses across Lake County and northern Illinois one trusted source for all their repair needs.

At FauerWerks, we’re tough on repairs but friendly with customers. You’ll always receive straight answers, quality workmanship, and fair pricing — backed by a team that genuinely cares about getting you back on the road safely and efficiently. Whether it’s one vehicle or an entire fleet, FauerWerks delivers the reliable performance and small-shop attention that keep Libertyville drivers coming back.

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Looking for car care discounts?

Browse our current coupons and offers

10% OFF

fIRST SERVICE

Enjoy 10% off your first service at FauerWerks Auto & Truck as a welcome to our shop. Experience honest, high-quality repairs from Libertyville’s trusted auto and diesel experts.

* Cannot be combined with other offers. Call us for more details.

Book appointment

EXP. 08-01-2024

discounts

Businesses and Fleet Owners

Keep your company vehicles running strong with exclusive fleet discounts. Enjoy ongoing savings and priority service for businesses and fleet owners across Libertyville and beyond.

* Cannot be combined with other offers. Call us for more details.

Book appointment

EXP. 08-01-2024

Meet the FauerWerks Auto & Truck Team

At FauerWerks Auto & Truck, our team is made up of dedicated technicians who share one goal—keeping your vehicle running at its best. Founded by John Fauerbach, what started as a one-man mobile repair service has grown into a skilled crew of full-time professionals who live and breathe automotive and diesel repair. Each team member brings years of hands-on experience, diagnostic expertise, and pride in their craft. Whether it’s diagnosing complex issues, maintaining fleet vehicles, or performing heavy-duty repairs, the FauerWerks team approaches every job with honesty, precision, and a commitment to getting it right the first time.

Team Member Image | FauerWerks Auto & Truck

Why Pick Our Team?

Expert Auto Repairs Backed by Integrity

Why Drivers Trust the FauerWerks Auto & Truck Team

Technician Owned

Run by experts who know the work firsthand.

Diesel Specialists

Advanced repair and performance for all diesel engines.

Fleet Focused

Reliable maintenance plans for business vehicles.

Heavy Duty

Equipped to handle trucks, equipment, and large repairs.

In Business Since 2021

Delivering trusted auto and diesel repair since day one.

Honest Communication

Straightforward answers, no upselling.

Fast Turnarounds

Efficient repairs to minimize downtime.

Mobile Service

On-site assistance for select repairs and fleets.

Modern Equipment

Advanced diagnostics and repair technology.

Flexible Financing

Pay your way with Affirm, Klarna, or Sunbit.

What Do We Offer?

Automotive Services

Professional Auto Repair and Maintenance in Libertyville, IL

Full List of Automotive Services We Offer:

At FauerWerks Auto & Truck, we deliver expert auto repair and diesel services for drivers and fleets across Libertyville, IL. Our team handles everything from light, medium, and heavy-duty truck repair to diesel performance, heavy equipment maintenance, and mobile fleet service. We also offer fleet management, snowplow and spreader repair, and tire sales for all makes and models except Volvo. Whether it’s one vehicle or an entire fleet, FauerWerks provides dependable, honest, and high-quality service that keeps you on the road and on schedule.

Full-Service Auto Repair

Light, Medium & Heavy-Duty Truck Repair

Diesel Repair & Performance Upgrades

Heavy Equipment Maintenance & Service

Mobile Fleet Repair & On-Site Service

Fleet Management Solutions

Tire Sales & Replacement Services

Snowplow & Spreader Repair, Sales & Installation

Wondering If We Can Fix Your Vehicle?

Foreign and Domestic Auto Specialist

Our Shop Handles Every Vehicle Type in Libertyville, IL

At FauerWerks Auto & Truck, we take pride in servicing nearly every vehicle that comes through our doors. From daily drivers and family SUVs to light-, medium-, and heavy-duty trucks, our team has the tools and expertise to handle them all. We also specialize in diesel-powered vehicles and work trucks, delivering the reliable power, torque, and performance that drivers depend on every day.

Beyond standard vehicles, we’re equipped to service skid steers, forklifts, wheel loaders, and other heavy equipment, offering complete maintenance and repair solutions for both individuals and fleet operators. We proudly work on all makes and models—except Volvo—ensuring that whether you drive for work or leisure, your vehicle receives the care, precision, and attention it deserves.

Acura

Audi

BMW

Buick

Cadillac

Caterpillar

Chevrolet

Chrysler

Cummins

Dodge

Fiat

Ford

Freightliner

GMC

GM

Honda

Hummer

Hyundai

Infiniti

International

Isuzu

Jaguar

Jeep

Kia

Land Rover

Lexus

Lincoln

Mazda

Mercedes-Benz

Mercury

Mini

Mitsubishi

Navistar

Nissan

Plymouth

Pontiac

Porsche

Saab

Saturn

Scion

Subaru

Suzuki

Toyota

Volkswagen

Book auto repair now

Looking for Clarity?

Answers to the Most Common Questions

What are your business hours?

Our regular hours are Monday through Friday, 9:00 AM to 6:00 PM. We also accommodate weekend and overnight service by appointment to better serve busy schedules and keep your vehicle repairs on track.
What types of vehicles do you work on?

We service everything from cars and SUVs to light-, medium-, and heavy-duty trucks. Whether it’s a family vehicle, a diesel pickup, or a commercial work truck—if it’s got wheels and an engine, chances are we can fix it.
Do you only work on diesel engines?

Not at all. Our team specializes in both gas and diesel engines, providing expert care for everything from daily drivers to business fleets.
What makes FauerWerks different from other shops?

We’re technician-owned and operated, which means we know this work inside and out. FauerWerks was built on honesty, quality craftsmanship, and a willingness to tackle the jobs other shops won’t touch.
Do I need an appointment, or do you take walk-ins?

Appointments are recommended to ensure quick turnaround times, but we do our best to accommodate walk-ins whenever possible. Give us a call to secure your spot.

Do you offer mobile repair services?

John started this business doing mobile repairs out of his garage. While we’ve
grown into a full-service facility, we can still help with certain mobile repair needs when
possible—just ask.
Can you handle fleet maintenance?

Yes. We work with local businesses to keep their fleets reliable and on the road. If you’ve got more than one truck to keep running, we’ll build a plan that works for you.
What payment methods do you accept?

We accept major credit cards, debit cards, and cash for your convenience.
Do you offer warranties on your repairs?

Absolutely. We stand behind our work with dependable warranties because we
believe in doing the job right the first time. Ask us about details when you book your
service.
Another shop couldn’t figure out what was wrong with my vehicle. Can you diagnose it?

We love taking on difficult-to-diagnose and problem vehicles. Give us a call to discuss pricing to get you back on the road.

Make your appointment online

3 year / 36,000 Mile

Parts and Labor Warranty

12 Month / 12,000 Mile

(Commercial vehicle repairs)

Parts and Labor Warranty

And Standard 90 Day Warranty For Most Used Parts

Looking for Clarity?

Answers to the Most Common Questions

Affirm Financing

Get your vehicle back on the road without the upfront cost using Affirm. Choose easy monthly payments that fit your budget with no hidden fees.

Apply now

Klarna Financing

With Klarna, you can service your vehicle now and pay later. Enjoy flexible payment plans that make auto and diesel repairs more affordable.

Apply now

Sunbit Financing

Sunbit helps you cover repairs quickly with stress-free financing. Apply in minutes and split your total into convenient, low payments.

Apply now

Need a Local Mechanic?

Book Reliable Auto Repair Nearby

Proudly Serving Libertyville, IL and Neighboring Areas:

FauerWerks Auto & Truck is conveniently located in Libertyville, IL, at the heart of Lake County. Our facility offers easy access to drivers throughout the northern Chicago suburbs, making us a trusted destination for professional auto repair, diesel service, fleet maintenance, and heavy-duty equipment care. With a commitment to precision and reliability, our shop proudly supports both individual drivers and local businesses that depend on their vehicles every day.

Whether you’re stopping in for a simple oil change, managing a commercial fleet, or maintaining industrial machinery, you’ll find our location easy to reach from all major highways and nearby towns. Our central position allows us to provide quick turnaround times, efficient service scheduling, and dependable support to keep your vehicles running strong and your operations moving without interruption.

Mundelein
Vernon Hills
Grayslake
Gurnee

Waukegan
North Chicago
Lake Forest
Highland Park

Deerfield
Glencoe
Mettawa
Green Oaks

Knollwood
Lincolnshire
Lake Bluff
Zion

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