Truck Diagnostics & Electrical Repair in Naperville, IL

Diagnostics and Electrical Repairs in Naperville, IL

Modern trucks rely on complex electrical systems for engine performance, lighting, and critical safety features. Over time, wiring issues, sensor failures, and faulty connections can cause starting problems, power loss, or warning lights. We specialize in semi truck electrical repair and diagnostics to keep your truck running smoothly.

• Full diagnostic scans: We use advanced diagnostic tools to identify electrical faults, sensor malfunctions, and communication errors within your truck’s ECM.
• Battery and alternator testing: Weak batteries and failing alternators can cause starting issues and power loss. We diagnose and replace faulty charging system components.
• Starter motor repairs: If your truck struggles to start or makes clicking noises, we inspect and repair or replace defective starters.
• Lighting and wiring repairs: Flickering headlights, trailer lighting failures, and dashboard electrical issues are resolved with professional wiring and connection repairs.
• Sensor replacements and recalibrations: Faulty engine and transmission sensors can trigger warning lights and reduce efficiency. We replace and recalibrate sensors to restore performance.

What Makes Us Different

We provide electrical repairs for heavy-duty, medium-duty, and light-duty trucks, as well as fleet vehicles, buses, RVs, and trailers. Our expert technicians use industry-leading diagnostic equipment to pinpoint and fix electrical problems quickly. Whether it's a minor wiring issue or a complex ECM fault, we ensure fast, effective repairs to keep your truck operating reliably.

Schedule Your Truck Electrical Repairs Today: Call 779-702-4591

Don’t let electrical problems leave you stranded. Contact Naper Truck Center today at 779-702-4591 for truck electrical repair in Naperville, IL. Our team is ready to diagnose and repair your truck’s electrical system.

FAQs

What areas do you serve?

We are based at 10S290 Hanslik Ct, Naperville, IL 60564, near Normantown Rd. We also provide electrical repair services for customers in Aurora, Joliet, Chicago, Wheaton, Elgin, Geneva, and Orland Park.

Why is my truck losing power intermittently?

Intermittent power loss is often caused by loose wiring, a failing alternator, or a bad ground connection. A diagnostic scan can pinpoint the exact cause.

What are the signs of a failing starter?

If your truck struggles to start, makes clicking noises, or requires multiple attempts to turn over, the starter may be worn out and need replacement.

How can I get in touch?

For professional semi truck electrical repair in Naperville, IL, call us at 779-702-4591 to schedule an appointment.