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Auto Electronics Repair

Reliable Electronic System & Diagnostic Services for Your Vehicle

At Transmissions Plus, we understand the importance of your vehicle's electronic systems for a smooth driving experience. Our skilled technicians excel in repairing and providing advanced diagnostic services to ensure everything functions perfectly. Rely on us for thorough and efficient solutions that keep your vehicle operating flawlessly, giving you confidence and peace of mind on every journey


Our electronic services include:


Check Engine Light
Seeing the "Check Engine" light on your dashboard can raise concerns, signaling anything from a minor issue like a loose gas cap to more serious problems such as a malfunctioning catalytic converter. At Transmissions Plus, our skilled technicians can quickly read the diagnostic code and determine the exact cause of the alert. For prompt and precise problem resolution, don't hesitate to contact us at 309-792-3200 or visit our facility in Colona.

Diagnostics
Our expert mechanics specialize in comprehensive diagnostics of all electronic components of your vehicle. For thorough and professional diagnostic services, consider Transmissions Plus your go-to solution.

Drivability
Drivability concerns the smoothness and stability of your vehicle's acceleration, monitored by onboard computers analyzing sensor data. If you notice any irregularities in your vehicle's performance, our technicians are equipped to diagnose and rectify any issues, ensuring optimal operation.

Engine Controls
The engine control system is crucial for managing your vehicle's exhaust emissions and optimizing fuel efficiency. Regular maintenance of this system is essential to leverage your vehicle's advanced capabilities. For any concerns regarding engine controls, contact Transmissions Plus to ensure they are functioning perfectly.


Auto Diagnostic FAQs


How do vehicle diagnostic systems work?

OBD stands for On-Board Diagnostics and is a sophisticated computer that collects vital information from a network of sensors, monitoring engine performance, emissions, and other key functions. It not only regulates various car systems but also acts as a diagnostic tool, alerting you to potential problems before they become major issues.

How long does a car diagnostic last?

While a basic diagnostic test typically wraps up in 1-1.5 hours, complex issues demanding further examination and component access/testing can extend the process to 2-3 hours. The length ultimately depends on the severity of the problem and the potential presence of multiple underlying culprits.

What is included in a car diagnostic test?

Diagnostic tests are like X-rays for your vehicle, utilizing specialized equipment to scan its complex systems and components like the engine, transmission, and throttle. From minor oil tank issues to intricate electrical glitches, these tests diagnose a wide range of potential problems. However, interpreting the data they generate requires trained professionals, making dealer shops and skilled mechanics your best bet for accurate diagnoses.



To learn more about our Electronic & Diagnostic services, call us at 309-792-3200 or request a quote by clicking below:


Request Quote


Contact Us Today!

Got questions? We've got answers! Drop us a line, give us a call, or even stop by. Our team is eager to help you with any auto repair needs you have. Let's get you back on the road safely and swiftly!

What Our Customers Are Saying

I 100% trust these people to service my car. They get the job done honestly and don't charge you for stuff you don't need.

Car & Truck Care, near Quad Cities

, 09/25/2025

Thank you Transmissions Plus for being genuinely nice, honest and reasonably priced. I recommend you very highly. Thanks again!

Car & Truck Care, near Quad Cities, IL

, 09/25/2025

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