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Oklahoma City's Trusted Automotive Service

Oklahoma City, OK

Repairing All Makes & Models

Warranties Available

Family-Owned Auto Shop

Dealership-level quality, without dealership-level cost

Hours:

Our standard tire pricing consistently beats promotional discounts!

Reliable Auto Repair and Tire Services

Are you looking for an automotive service in Oklahoma City, OK? Guerrero Auto Repair - Big Discount Tire delivers dealership-level quality without dealership-level cost. Our family-owned shop in Oklahoma City prioritizes your vehicle's performance and reliability, handling everything from routine maintenance to complex repairs. We've built our reputation on providing honest assessments, quality workmanship, and competitive pricing for all makes and models-whether you drive a compact car or a heavy-duty truck. Our technicians are factory-trained and utilize advanced diagnostic equipment to identify issues accurately the first time. When you bring your vehicle to us, you'll receive straightforward communication about what needs attention and why, with no unnecessary upselling or pressure tactics.


Give us a call to schedule your appointment at Guerrero Auto Repair - Big Discount Tire. Be sure to ask about our warranties on our work. Se habla español!

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Why Choose Us

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Repairing All Makes & Models

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Warranties Available

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Family-Owned Auto Shop

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Se Habla Español

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Affordable Pricing

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Quality, Name-Brand Tires

Oklahoma cities trusted auto repair shop

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Auto Repairs

Our comprehensive auto repair services address both common and complex vehicle issues. Our technicians are equipped with manufacturer-specific knowledge and state-of-the-art diagnostic tools to accurately identify and resolve problems across all vehicle systems. From electrical troubleshooting to engine repairs and transmission work, we handle everything under one roof, saving you time and providing consistent quality across all services.

Car Maintenance Services

Regular maintenance extends your vehicle's lifespan and prevents costly repairs down the road. Our maintenance services include air filter replacements, fuel system servicing, and overall tune-ups. We follow manufacturer-recommended service intervals while providing honest advice about what your vehicle genuinely needs, helping you prioritize maintenance tasks based on your budget and driving habits.

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Diesel Repair Service

Diesel engines require specialized knowledge and equipment for proper diagnosis and repair. Our diesel specialists have extensive experience with light and heavy-duty diesel vehicles, addressing issues from fuel system problems to emissions control failures. We perform comprehensive diesel engine services to keep your diesel vehicle running efficiently and cleanly.

Tire Services

Our tire department offers exceptional value with competitive everyday pricing that regularly beats promotional discounts from national chains. We carry premium brands including Michelin, Bridgestone, BF Goodrich, Toyo, Venom, and Falken, along with many other options to fit every vehicle. Our services include expert balancing, tire rotations, flat repairs, and wheel alignments performed with precision equipment to ensure optimal handling and maximum tire life.

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Here's what our satisfied customers are saying...

At Guerrero Auto Repair - Big Discount Tire, we take pride in providing exceptional automotive services to our customers. We would be grateful if you could share your thoughts about our auto shop with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Guerrero Auto Repair - Big Discount Tire and let others know what you think.

Frequently Asked Questions

When you need an automotive service in Oklahoma City, OK, having clear and straightforward information helps you make the right choices for your vehicle's longevity. We believe in open communication, which is why we gathered the answers to the most common questions Oklahoma City drivers ask about auto care. From interpreting dashboard warning lights to knowing when your tires need replacing, this guide offers practical insights to keep your vehicle performing at its best. 

  • Why is my check engine light on, and how urgent is it?

    Your dashboard warning light illuminates when your vehicle's onboard computer detects an issue within the engine or emissions system. The underlying cause can range from a simple loose gas cap to a failing catalytic converter or a misfiring engine cylinder. If the light stays solid, it means a problem has been detected, and you should schedule a diagnostic appointment soon to prevent the issue from worsening. While a solid light does not mean you need to pull over immediately, ignoring it for weeks can lead to poor fuel economy and eventually damage other expensive components.


    A flashing light, however, signals a critical emergency that requires immediate attention from an automotive service in Oklahoma City, OK. A blinking indicator typically means your engine is misfiring, which can quickly destroy your exhaust system and cause severe engine damage. If you notice a flashing light, you should safely pull over, turn off the engine, and have your vehicle towed to a professional facility. Our team uses advanced diagnostic tools to plug into your vehicle's computer, read the specific fault codes, and pinpoint exactly what needs attention.

  • How do factory-trained technicians diagnose complex electrical issues in modern vehicles?

    Modern vehicles operate like computers on wheels, relying on a vast network of sensors, modules, and wiring to manage everything from your power windows to your engine performance. When an electrical fault occurs, our factory-trained technicians start by connecting advanced diagnostic equipment directly to your vehicle's data port. This specialized machinery communicates with your car's computers to pull historical fault codes, giving our team a starting point for the investigation. Instead of guessing or replacing parts blindly, we use these readouts to understand which specific circuit or module is experiencing a disruption.


    Once we isolate the problematic circuit, our technicians perform manual testing using precision tools like digital voltmeters and oscilloscopes. This allows us to check for proper voltage, resistance, and ground continuity within the wiring harnesses. We carefully inspect connections for corrosion, loose pins, or broken wires that might cause intermittent failures. By combining manufacturer-specific knowledge with high-level testing equipment, our automotive service in Oklahoma City, OK maps out the exact root cause of the electrical failure to provide a lasting repair.

  • How often should I schedule maintenance on my car?

    Keeping up with a regular schedule for your automotive service in Oklahoma City, OK is the most effective way to extend your vehicle's lifespan and avoid unexpected breakdowns. Every manufacturer builds a specific service interval schedule tailored to your vehicle's design, which you can find detailed in your owner's manual. Generally, minor services like oil changes and safety inspections happen every few months, while more comprehensive maintenance occurs at larger mileage intervals. We always evaluate your specific driving habits, since frequent stop-and-go driving in city traffic or towing heavy loads can mean your car requires attention more frequently than standard recommendations suggest.


    By staying ahead of these milestones, you allow professionals to check vital fluids, inspect belts, and replace worn filters before they cause performance issues. Routine maintenance allows us to evaluate your car's overall health and provide honest advice on prioritizing upcoming tasks based on your budget. Consistently replacing consumable parts on time keeps your engine running efficiently and helps preserve your vehicle's resale value over time.

  • What is included in a standard vehicle tune-up?

    A traditional tune-up from our automotive service in Oklahoma City, OK focuses on restoring optimal engine efficiency, smooth idling, and power by replacing key components that wear out over time. During this service, our technicians carefully inspect and typically replace your spark plugs, which are vital for igniting the fuel-air mixture inside your engine. Worn spark plugs cause sluggish acceleration, rough idling, and poor fuel economy, so putting in fresh ones makes a noticeable difference in how your car drives. We also inspect the ignition wires, distributor caps, and coil boots to ensure the electrical current flows perfectly throughout the system.


    Beyond the ignition system, a comprehensive tune-up involves checking and replacing your engine air filter and cabin air filter if they are clogged with dust and debris. We examine your fuel system, including the fuel filter, to ensure clean gasoline or diesel reaches your engine without restriction. Finally, we run a full diagnostic scan to check for any hidden engine codes and perform a detailed visual inspection of your belts, hoses, and fluid levels to make sure everything functions under the hood exactly as the manufacturer intended.