Automotive Diagnostics in
Granite City, IL

When something goes wrong with your vehicle, it can be challenging to identify the issue without professional help. Automotive diagnostics is a critical service that ensures your car’s problems are accurately diagnosed and resolved before they escalate into costly repairs.

Modern vehicles are equipped with complex computer systems that monitor everything from engine performance to emissions and safety systems. When these systems detect a problem, a warning light typically appears on your dashboard. Ignoring these signs can lead to more significant damage and decreased safety on the road.

At O'Brien Tire & Auto Care, our certified technicians use state-of-the-art diagnostic tools to communicate with your vehicle’s onboard computer. We can identify issues with your engine, transmission, brakes, and other essential systems.

Our professional diagnostic services not only save you time but also prevent unnecessary repairs by pinpointing the exact cause of the problem. By addressing these issues early, you ensure your vehicle remains reliable and efficient, keeping you and your family safe on the road.

At O'Brien Tire & Auto Care, we pride ourselves on delivering top-notch automotive diagnostics in Granite City, IL:

• Check Engine Light Diagnostics – Quickly identify why your car's check engine light is on with professional auto diagnostic tools for accurate results.
• OBD-II Scanning – Pinpoint automobile issues using OBD-II scanners to detect problems in your vehicle’s systems.
• Transmission Diagnostics – Diagnose transmission performance issues in your car to avoid costly repairs and breakdowns.
• Brake System Evaluation – Ensure your vehicle’s brakes are functioning safely with a complete diagnostic check of the braking system.
• Electrical System Testing – Identify faults in your auto’s electrical components, including wiring, battery, alternator, and starter.
• ABS Diagnostics – Detect issues in your automobile's Anti-lock Braking System (ABS) to maintain optimal braking safety.
• Engine Performance Check – Analyze your vehicle’s engine to identify performance issues affecting fuel efficiency and power.
• Emission System Evaluation – Ensure your auto complies with emission standards by diagnosing and fixing exhaust system issues.
• Cooling System Diagnostics – Check your car’s cooling system for leaks, blockages, or overheating problems to avoid engine damage.
• Fuel System Diagnostics – Pinpoint issues with fuel injectors, fuel pumps, and lines to keep your vehicle running smoothly.
• Exhaust System Evaluation– Identify leaks, blockages, or damage in your automobile's exhaust system for optimal performance.
• Car Battery Testing – Test your vehicle’s battery health and performance to prevent unexpected car breakdowns.
• Steering System Diagnostics – Detect issues with steering components to ensure your vehicle handles properly and safely.

With over a century of service to the community, we have the experience and technology to accurately diagnose and repair any vehicle issue. As a NAPA AutoCare Center and TechNet Auto Care Authorized shop, we adhere to the highest standards of service and quality. Our complimentary shuttle service and after-hours drop-off options make your experience as convenient as possible.

Our Diagnostic Process

When you bring your vehicle to us, our skilled technicians start by connecting advanced diagnostic scanners to your vehicle’s computer system. We analyze the error codes and perform a thorough inspection to determine the cause of the issue. Once we identify the problem, we explain the findings and provide a clear plan for repairs. Our goal is to keep you informed and ensure your vehicle receives the precise service it needs.

Key Benefits of Our Diagnostic Services:

• Accurate Problem Identification: Pinpoints exact issues, saving you time and money.
• Advanced Technology: Latest diagnostic tools for all vehicle makes and models.
• Certified Technicians: Experienced professionals committed to quality service.
• Convenient Services: After-hours drop-off and complimentary shuttle for hassle-free repairs.
• Trusted Since 1906: Over a century of service to the Granite City community.