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When your check engine light comes on or your vehicle isn't running right, you need answers fast. At City Tire & Auto Service, we use advanced diagnostic equipment to pinpoint issues quickly and accurately. Our technicians have decades of experience identifying problems with:

• Engine performance and sensors
• Transmission systems
• Electrical and computer components
• Brake and suspension systems
• Emission control systems
• Battery and charging systems

We'll provide you with a same-day free estimate so you know exactly what's needed. Reach out to us and let's get your vehicle diagnosed right.

Modern vehicles rely on complex computer systems that require specialized tools to diagnose properly. If you're dealing with warning lights, strange noises, or performance issues, our diagnostic services get to the root of the problem. You might need a diagnostic check if you're experiencing:

• Check engine or warning lights illuminated
• Unusual sounds or vibrations
• Poor fuel economy
• Starting or stalling problems
• Loss of power or acceleration
• Rough idling or misfiring

Ignoring warning signs can turn minor issues into expensive repairs down the road. Early diagnosis saves you time and money.

As a locally owned, family-operated business and an advanced NAPA Auto Care specialist, we've built our reputation on honest, friendly service. Here's what sets us apart:

• Two-year parts and labor warranty on repairs
• Clean, comfortable waiting area with free coffee and soda
• Work with extended warranty programs
• Free oil change with any repair over $350
• Same-day free estimates on all services
• Over 30 years of trusted auto repair experience

Our technicians use state-of-the-art diagnostic equipment to ensure accurate results every time. You'll know exactly what's wrong and what it'll cost before we start any work.

Vehicle problems shouldn't keep you guessing. If it's a warning light, performance issue, or routine check, our diagnostic services will give you the clarity you need. City Tire & Auto Service is located in Beloit, WI and serve the stateline area with reliable, affordable auto diagnostics. Request a call back from us to schedule service.