100% Customer Satisfaction

Work Done Right – the First Time, On Time
Same Day Service – Always Our Goal!


Complimentary Local Shuttle
Clean, Comfortable Waiting Room with Wi-Fi

Boulder's auto repair experts... with a personal touch.

Who we are:

At John’s Auto Care, we combine old-fashioned values with the very latest in auto repair technology. Leaders in Boulder car repair and service since 2005, we work on all import and domestic cars, SUVs and light trucks. Owner, John Argrow, has been an auto mechanic in Boulder for over 15 years, with many devoted customers from Boulder County, Longmont, Broomfield, Westminster and surrounding areas. We value the long-term patronage of our clients and are proud of the relationships we’ve built with them. We understand that trust is something that must be earned, and work hard to exceed our customer’s expectations.

Our talented team of handpicked mechanics has a thorough understanding of even the most complicated car and truck problems … along with a true passion for people! Our customer service motto: Treat the customer the way you’d want your mother to be treated.

We genuinely want you to enjoy your experience with us and strive to keep you and your family safe on the road for miles of worry-free driving! You won’t find a more friendly and dependable auto repair shop committed to providing you with exceptional customer care and on-time service.


What we do:

Whether you own an import or domestic car, truck or SUV, we offer a complete array of affordable preventative maintenance services and can diagnose and repair just about any issue that may come up – from oil changes and tune-ups to computer diagnostics and engine repairs and everything in-between.

Our ASE-certified auto mechanics conduct a thorough FREE inspection with each visit to ensure your vehicle is safe, help avoid costly repairs and optimize gas mileage. Understanding that most people do not have unlimited funds available at will, we make sure each customer is informed of any and all services or repairs that are called for; render a detailed estimate for each; and help prioritize any work needed or recommended so customers can budget and plan. We then send reminders of any work needed so issues can be addressed BEFORE they become a problem – saving money and headaches down the road. Bring your car to us and you’ll never have to worry about it again.


Car Care Tips from the Blog

10 Services Boulder drivers Often Overlook

We live such busy lives nowadays: work, social events, running the kids all over Boulder. Some days it’s all we can do to keep track of everywhere we need to be. That’s why you’ve gotta be organized. Smartphones, calendar apps – we have to keep track of it all. So let’s talk about schedules. Specifically, [...]

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Upsizing Wheels and Tires With John’s Auto Care

At AutoNetTV we love doughnuts. So let’s pretend you have three doughnuts right in front of you for today’s discussion about upsizing wheels and tires. Hey, don’t eat them now – your going to need them later. Many Boulder drivers want to accessorize their car – you know, make it theirs. One of the easiest [...]

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Save Fuel By Watching Your Weight

Most Boulder auto owners are all talking fuel economy right now. Better gas mileage. Fewer emissions. CO folks want to save the environment and our pocketbooks. And we Boulder auto owners all know — or should know — that preventive maintenance will help maintain maximum gas mileage. But is there something more we can do? [...]

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Clean Fuel

Your browser does not support video Fuel filters clean the dirt, dust and debris out of your fuel. Both gasoline and diesel-powered engines have them. The fuel filter is located in the fuel line between the fuel tank and the family car engine. Boulder motorists don’t need to filter their fuel because it has lots [...]

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Which Item is Most Stolen from Vehicles in Boulder?

Which item is most often stolen from vehicles in Boulder? Is it: Stereo Wheels Air Bag DVD System Well, if you said stereo – you used to be right. But airbags have now surpassed stereos as the biggest target for theft in Boulder – approximately 50,000 a year are stolen across the country. New airbags [...]

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Finding Vehicle Recall Information In Boulder CO

No matter how well they’re made, vehicles in Boulder, CO will have design or manufacturing problems. And when the government thinks a problem is really serious for people in Boulder, CO, they require the vehicle manufacturer to issue a recall notice and fix the car free of charge. The vehicle manufacturer then tries to contact everyone in [...]

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Battery Replacement For Your family car

Modern cars and trucks in and around Boulder run on 12 volt electrical systems. 12 volts is enough to get the job done for Boulder car owners without having so much power that there is danger of electrocution. But today’s vehicles have more electrical components and do-dads than ever before. This really strains your electrical [...]

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Give Your Engine Clean Fuel With A New Fuel Filter From John’s Auto Care

Your family car requires plenty of clean fuel to run. If your fuel contains contaminants, your fuel injectors will eventually become clogged up. When this happens, your family car engine may not get the proper amount of fuel at the correct pressure to run at peak performance. This hurts gas mileage and performance as you [...]

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Saving Lives In Boulder With Tire Pressure

All new passenger vehicles on our Boulder CO roads now have tire pressure monitoring systems – TPMS for short. They are designed to alert you if your tires are under inflated. Since they are fairly new, a lot of people have questions about TPMS. First off, the most important thing is that you still need [...]

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Following Recommended Intervals For Your family car

If you’re reading this article in Boulder, CO, then you probably care about your car and how it runs. Even though you care, there is still that moment of dread when your service technician tells you the manufacturer recommends some additional service. Your heart beats a little faster, your blood pressure rises. You worry about [...]

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