Modern vehicles can contain more than 50 control modules—each communicating constantly over data networks like CAN, LIN, and FlexRay. When one system fails, others can misreport or shut down entirely. That’s why accurate diagnosis requires more than just reading a code—it requires interpreting how and why systems are reacting.

Common issues that require computer diagnostics include:

• Fault codes that return after repair
• Vehicle warning lights with no clear cause
• Electrical system communication errors
• Intermittent drivability or sensor faults
• ADAS or network communication issues

Our ASE-certified technicians analyze system data in real time using OEM-grade diagnostic software. We don’t rely on code readers or generic scanners—we use the same factory-level technology used by dealerships to test modules, monitor live data, and confirm root causes.

Our diagnostic process blends data analysis with technician experience. We test individual sensors, wiring integrity, and control-module communication to isolate the fault precisely. Each test is documented for clarity and transparency.

Our process includes:

• Full-vehicle scan with live data recording
• Network communication testing across modules
• Pinpoint electrical testing for sensors and actuators
• Verification of power, ground, and signal circuits
• Post-repair confirmation testing

Whether diagnosing an intermittent CAN fault on a BMW or a throttle-body communication error on a domestic SUV, our technicians have the tools and logic process to get it right the first time.

Each diagnostic includes a Complete Vehicle Health Report, showing codes, test results, and technician notes—so you can see what we found and how we verified it.

Drivers across Muskegon, Norton Shores, and Roosevelt Park choose The Garage MKG because we solve the problems others can’t. We combine advanced tools, continuous training, and structured diagnostic processes that eliminate guesswork.

We’re not a “clear the code” kind of shop—we’re a “prove the fault and fix it right” shop. Every diagnosis comes with a detailed explanation and prioritized plan so you understand what’s critical, what’s preventive, and what can wait.

Our focus is simple: accuracy, transparency, and long-term reliability.

If you’re facing warning lights, electrical malfunctions, or performance issues, schedule professional computer diagnostics with The Garage MKG today. Call (231) 246-7735, visit 1860 Henry St, Muskegon, MI, or book online anytime.

We’ll uncover the source of the problem, document every finding, and help you make informed decisions about your vehicle’s next steps—because clear answers lead to better repairs.