Diagnostics & Electrical Repair Services in Carol Stream & Chicagoland, IL

Diagnostics & Electrical Repair

Electrical issues slowing you down? Big Rig Fixer delivers expert diagnostics and repair services for heavy-duty trucks. We fix everything from alternators to wiring so your truck always runs smoothly. Don’t wait for a bigger problem—schedule your electrical repair today!

Semi Truck Electrical Repair in Carol Stream, IL

Your truck’s electrical system controls many critical functions, from starting your truck to the entertainment systems and everything in between. When things go wrong, it can be hard to pinpoint the exact issue without the right tools. Luckily, at Big Rig Fixer, our expert team is armed with advanced tools to identify and resolve any issues you're experiencing quickly.

These can be with your truck’s alternator, battery, wiring, etc. Whether your truck is having trouble starting or you’ve noticed flickering lights or faulty gauges, our team will troubleshoot and resolve the issue quickly.

We repair a wide range of electrical problems, including:

  • Alternator repair
  • Battery replacement
  • Wiring repairs
  • Electrical system diagnostics

Experience The Big Rig Fixer Difference

At Big Rig Fixer, we know how frustrating downtime caused by electrical issues can be. That’s why we focus on giving you fast, accurate solutions. With six bays available, we can handle even large fleets without delay and cutting corners on quality.

We are USDA-certified to work on government vehicles, which reflects the standards we hold ourselves to. What makes us stand out is our commitment to your satisfaction—whether it's clear communication or honest pricing, we keep you informed every step of the way.

Contact Us About Truck Electrical Repair Now: Call 630-520-0103!

For the answer to all of your truck's electrical and diagnostic problems, call 630-520-0103 today. A member of our team will be happy to find a time that best suits you and schedule your service.

FAQs

What Areas Do You Serve For Semi Truck Electrical Repair?

We proudly serve Carol Stream, IL, and nearby areas such as Rochelle, IL; Rockford, IL; Belvidere, IL; Elk Grove Village, IL; Bolingbrook, IL; and Joliet, IL.

Can You Repair Wiring Issues In Semi Trucks?

Yes, wiring issues in semi trucks can be repaired. This involves diagnosing the electrical system, identifying faulty wires or connections, and replacing or repairing damaged components. Specialized tools and knowledge of the truck's electrical schematics are necessary to ensure safe and effective repairs.

What Do Diagnostic Tools Do For Trucks?

Diagnostic tools for trucks read and interpret data from onboard computer systems. They generate fault codes by identifying issues with components like the engine, transmission, or electrical system. These tools help technicians diagnose problems accurately, speeding up repairs and ensuring efficient maintenance.

How Can I Get Semi Truck Electrical Repair?

Don't let electrical problems slow your operations down. Give us a call at 630-520-0103, and a member of our team will book you in at a time that best suits you. Don't settle for second best—book your repairs now!

Truck & Trailer Repair Services

Our Repairs

Your heavy-duty vehicles deserve the best care with Big Rig Fixer's expert repair services. Whether you need detailed engine repairs, precise brake services, or robust suspension solutions, our advanced diagnostics and skilled mechanics guarantee your rig's optimal performance on the road.Trust us to handle your toughest challenges with unmatched expertise.

Customer Testimonials

Customer Testimonials

"Excellent service, friendly technician, explained everything  he was doing and he was as quick as the procedure allowed. I'd recommend Big Rig Fixer to everybody."
- Robert

"Big Rig Fixer has not backed down from any challenge I've brought them. Hydraulics issue with the winch on my millitary surplus vehicle - fixed! Issues with the air system - fixed! If Pat and his crew don't know how to fix it, it can't be fixed. Not only is the crew here knowledgeable, but they take care of their customers. I would highly recommend Big Rig Fixer for your big truck repairs."

Joseph

"I just wanted to say that this guys  run one of the best shops in the area. Very professional and fair. Pat and Alex are just great and explain everything. Thank you guys for taking me in and fixing my truck in this crazy times. Customer for life."

Jurgen

"This was the second time i have used Big Rig Fixer. I am from St. Louis. I first used them in August 2020 when i had an issue with my truck i found them by googling big truck repair shops thay where close and had good reviews thay took very good and fast care of me back then. Just last week i had a check engine light on and was not using DEF when i was in the Chicago area so i called them thay said come on over thay got right on it found the problem took care of it very quickly i highly recommend Big Rig Fixer 5 star's in my book !"

Thomas

"Great Customer service,  knowledgeable staff. Very friendly and informative. Quick turn around time. Used numerous times with my fleets. 30+ units in Carol Stream area."

Raymond

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