Common Myths About Car Repairs Debunked by Chicago's Top Mechanics

Sep 26, 2025By Boltz Automotive
Boltz Automotive

Understanding Car Repair Myths

Car repairs are an inevitable part of vehicle ownership, yet many car owners find themselves overwhelmed by misconceptions about maintenance and repair needs. These myths can lead to unnecessary expenses and anxiety. Fortunately, Chicago's top mechanics are here to debunk some of the most common car repair myths.

mechanic working

Myth 1: You Must Service Your Car at the Dealership to Keep Your Warranty Valid

One prevalent myth is that you must have your vehicle serviced at the dealership to maintain the warranty. This is not true. Under the Magnuson-Moss Warranty Act, car owners can have their vehicle serviced at any qualified repair shop without voiding the warranty. As long as you keep detailed records of your maintenance work, your warranty will remain intact.

Myth 2: Premium Gasoline Improves Performance in All Cars

Another common myth is that premium gasoline will enhance your car's performance. While premium gas can be beneficial for high-performance engines that require it, most standard engines are designed to run efficiently on regular gasoline. Using premium fuel in a car that doesn't require it offers no added benefit and is simply an unnecessary expense.

car fuel pump

Myth 3: Oil Changes Should Be Done Every 3,000 Miles

The old adage that oil should be changed every 3,000 miles no longer applies to most modern vehicles. Advances in engine technology and oil formulations mean that many cars can go 5,000 to 10,000 miles between oil changes. Always refer to your vehicle's owner manual or consult a trusted mechanic to determine the appropriate interval for your specific vehicle.

Myth 4: Brake Pads Need Replacing at the First Sign of Noise

While it’s important to address any unusual noises from your brakes, not all noises indicate a need for immediate replacement. Sometimes, brake pads can emit noise due to environmental conditions or temporary debris. It's crucial to have a professional mechanic assess the situation to determine if replacement is necessary.

brake inspection

The Truth About Regular Maintenance

Regular maintenance is essential for keeping your car in top condition, but it doesn't have to be a daunting task filled with myths and misconceptions. Understanding the basic needs of your vehicle can save you money and ensure its longevity.

Myth 5: All Repairs Are Expensive

Many car owners fear that any repair will be costly. However, this isn't always the case. Routine maintenance like tire rotations and filter replacements are relatively inexpensive and can prevent more costly repairs down the line. Getting regular check-ups from a reputable mechanic can help catch minor issues before they become major problems.

Conclusion: Empower Yourself with Knowledge

The best way to avoid falling victim to car repair myths is by staying informed and consulting with knowledgeable professionals. By understanding these common misconceptions, you can make better decisions about vehicle maintenance and enjoy a smoother, more cost-effective car ownership experience.

car maintenance manual