Top Rated Mercedes Repair Shop in Chicago and Naperville

Mercedes Repair Shop | Mercedes Benz Services 

Need a Mercedes-Benz repair shop and tired of the Dealer? Come visit Chicago's best dealer alternative Mercedes repair shop. Rennology Motor Sport Inc. is the Chicago areas premier independent Mercedes repair shop and your authoritative European Auto Repair Specialists.  Serving customers in Chicago and the southern suburbs from our Orland Park, IL area Mercedes-Benz Repair Shop, and Chicago's south western suburbs from our Naperville, IL area Mercedes Repair Shop.

Top mercedes-Benz Repair Shop in the Chicago Area

Specialist Mercedes Repair

Maintenance Services for All
Mercedes-Benz Models

Upgrades and Performance Tuning

Excellent Service - Value for Money

With two convenient expert locations in Chicago, our Mercedes mechanics provide expert Mercedes-Benz repairs and maintenance services for all Mercedes models from C350 or E Class to ML, S Class and all AMG vehicles.

"I'm very pleased with the entire experience I had having My Wife's SL63 into Rennology for repair's. Looking forward to more visits if needed. Too bad there
are not 6 Stars instead of 5 to choose from!"  -
 Ken T. of Homewood, IL.

Mercedes-Benz CLS in our Oak Forest, IL Chicago area Mercedes-Benz Repair Shop getting repair and MaintenanceMercedes Repair Shop Chicago

  • Save money versus Mercedes-Benz dealer
    repair costs

  • Save money on maintenance services too

  • Personalized service for your Mercedes-Benz

  • Honest, reliable information and assistance you can count on

  • Advanced automotive diagnostics skills, depth of experience and knowledge

  • Empathy - we own and drive Mercedes-Benz

  • Two Convenient Chicago locations

  • Add on services such as tires, alignment, wheel refinishing, detailing

  • Personalize your Mercedes-Benz with performance tuning & upgrades

  • Get the most from your investment in your
    Mercedes vehicle



Need a second opinion on a Mercedes-Benz repair? Not sure the dealer diagnosis is accurate? Want to see if there is a better, lower cost fix? Getting a second opinion from our repair shop costs you nothing, but could save you a lot.

When your Mercedes-Benz needs repairs or scheduled maintenance service, make Chicago's Rennology Motor Sport your first choice. We'll better any Chicago Mercedes-Benz dealer's price and our repair shops will match their special offers, discounts, or coupons - you'll always get better value for money with Rennology Motor Sport.

Two Repair Shops Providing Maintenance Services, Repairs
and Tuning for your Mercedes-Benz in the Chicago Area

Our Mercedes-Benz repair shops are consistently rated the number one safe and reliable alternative choice to the dealer for scheduled maintenance, repairs and performance tuning of your Mercedes-Benz. As a Rennology customer, you'll enjoy a level of personal service and value for money that far exceeds any dealer or other independent shop experience.

Here are just some of the reasons why customers trust Rennology Motor Sport for scheduled maintenance, repairs and tuning of their Mercedes-Benz:

Honest, Straight-Forward Advice -- The honest facts associated with your Mercedes-Benz’s maintenance explained in simple terms. We provide a written guide and set of priorities for maintenance items that help you plan for future repair work. You are always welcome to view your car with us - sometimes getting a visual helps to understand the repairs your Mercedes-Benz needs.

Diagnostic Expertise -- Mercedes-Benz Factory Diagnostic Tools and years of experience help us to identify the precise maintenance or repair item that helps to solve a problem or improve the performance of your Mercedes-Benz. Fixed right, the first time, for the lowest possible cost.

Timely Turnaround -- Highly Qualified, Professional Mercedes-Benz Technicians, mechanics and Service Writers that work together with you to complete scheduled maintenance or repair work for your vehicle on time and in budget.

Lower Cost than the Dealer -- On average you will save up to 40% in maintenance and repair costs for your Mercedes-Benz over the average ownership period. In some circumstances, services that the Mercedes-Benz dealer charges for, we provide for free. In addition, we only use genuine Mercedes-Benz Parts to affect scheduled maintenance and repairs.

Personal Service -- We are not trying to sell you a new car - your Mercedes-Benz and your safety are our priorities. We want you to be a customer for a long as you will drive a car. Many of our loyal customers have been with us for more than 20 years.

Don’t just take our word for it – read our reviews.

Expert Mercedes-Benz Repair Shop in the Chicago area - a CLS55 AMG getting repairs and maintenance at our Oak Forest, Il Mercedes-Benz Repair ShopSpecialist Repairs for Mercedes in Chicago and Naperville

Early detection of a problem with your Mercedes-Benz usually results in lower repair or maintenance costs. If you have identified a problem, getting a second opinion on a repair costs you nothing, but could save you a lot.

Visit our Mercedes-Benz Repair page for more detailed information on our Mercedes-Benz Repair Services



Mercedes SL 63 AMG Getting engine repairs and maintenance servicesFactory Scheduled Maintenance
Services For Mercedes-Benz

Accurate timely maintenance of your Mercedes-Benz is the key to maximizing the long term value from your vehicle. Our Mercedes-Benz repair shops, you will save money, improve your Mercedes-Benz maintenance experience and keep your Mercedes-Benz running at its peak performance. With Rennology Motor Sport, you’ll likely save up to 40% on Mercedes-Benz maintenance costs versus the dealer based on the average vehicle ownership period.

For more information, visit our scheduled maintenance services for Mercedes-Benz page.

Mercedes-Benz SL55 AMG getting a RennTech tune in our Chicago area Mercedes-Benz repair shop in oak Forest, ILPerformance Tuning & Upgrades
for your Mercedes-Benz

Want to personalize and upgrade your Mercedes-Benz or get more performance? Our Mercedes-Benz repair shops are the Chicago area’s leading distributor for companies such as IPE Innotech, RennTech and Eisenmann. For more detailed information or advice on the options for tuning or upgrading your Mercedes-Benz's performance with products such as exhaust, performance tunes, wheels, suspension, and more, visit our Mercedes-Benz Tuning & Upgrades page.


Quick solution for common Mercedes-Benz repair problems at our Naperville Area Mercedes-Benz Repair Shop in North Aurora, ILCommon Mercedes Repair Problems 

Is your Check Engine Light on? Is your Mercedes-Benz’s engine running rough? Our Common Mercedes-Benz Problems section will help you find answers to the Mercedes-Benz repair problems most frequently diagnosed by our mechanics. In Chicago’s climate, Mercedes-Benz cars can suffer from very distinct weather related issues - you may be experiencing a common problem right now.



Window tinting a Mercedes CLS 550 at our Orland Park Area Mercedes-Benz Repair Shop in Oak Forest, ILAdditional Services for
Your Mercedes-Benz

For information on additional services we provide to Chicago’s Mercedes-Benz owners such as wheel restoration, tires, alignment, window tinting, soft-top replacement, detailing, windshield replacement, or paint-less dent removal, visit our Services & Skill Set page.




Two Chicago Locations to Best Maintain Your Mercedes-Benz

Rennology Motor Sport has two Mercedes-Benz repair shop locations in the Chicago Area. Both feature highly skilled Mercedes mechanics and technicians offering scheduled maintenance services and repairs for your vehicle.

Oak Forest, IL – Mercedes Maintenance Services and Repairs

“I appreciate your honesty and great work you performed on my car! I would recommend you to anyone with a European car! -
Ken D. of Lockport, IL

Visit our Chicago Area Mercedes-Benz Repair Shop in Oak Forest, IL

Our Mercedes-Benz auto repair shop in Oak Forest, IL, serves customers from Chicago and Chicagoland’s southern suburbs. Many of your neighbors from Orland Park, Homer Glen, Tinley Park, Oak Lawn, Lockport and the surrounding suburbs, have already discovered the advantages of our Oak Forest Mercedes-Benz repair shop. If you’d like more information on our Oak Forest Mercedes-Benz repair shop visit our locations page or email us here or call us at 1(708) 687-5258 to schedule a service appointment.

North Aurora, IL – Mercedes Repair and Maintenance Services

“The folks at Rennology are the best people to do business with I've encountered in forty years of dealing with car repairs. Everything was spelled out to a T and
all the work was performed exactly as described, including the cost.” 
Edward. P. of Naperville, IL

 Visit our Naperville Area Mercedes-Benz Repair shop in North Aurora, IL

Our Mercedes auto repair shop in North Aurora, IL, serves customers from Naperville and Chicago’s south western suburbs. Many of your neighbors from Batavia, Oak Brook, Hinsdale, Aurora, Wheaton, and the surrounding suburbs, have already discovered the many advantages of our North Aurora Mercedes-Benz repair shop. Our North Aurora facility also includes classic and luxury car storage. For more information visit our locations page or email us here or call 1(331) 302-5027 to schedule a service appointment.

Current Mercedes-Benz models our repair shops provide repair, scheduled maintenance, repair services and performance tuning for include:

Mercedes-Benz Sedan models including the CLA-Class, C-Class, CLS-Class, E-Class, and S-Class
Mercedes-Benz Coupe models including the CLA-Class, C-Class Coupe, E-Class Coupe, CLS-Class Coupe, CL-Class Coupe, and S-Class Coupe.
Mercedes-Benz's Suv and Wagon models including G-Class, GL-Class, GLA-Class, GLK-Class, & M-Class, E-Class Wagon.
Mercedes-Benz Roadster models including the E-Class Cabriolet, SLK-Roadster and SL-Roadster
Mercedes-Benz AMG vehicles.

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