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

Gear Up: Transmission Service at John’s Auto Care in Boulder

Your browser does not support video The transmission system in your vehicle allows you to change gears. Lower gears are power gears. They get your vehicle moving and get it up hills. Higher gears get the vehicle up to speed and get it rolling faster. If you have a standard transmission, then you have to [...]

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Wiper Blades In CO

If you’re gonna drive around the Eldorado Springs area, you’ve got to be able to see! So having a good pair of windshield wipers is extremely important. We’ve all experienced the frustration and fear of not being able to see clearly during a storm, or when our windshield is just dirty. It seems like your [...]

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A New Battery In Boulder

Your browser does not support video Hello Boulder drivers, let’s talk about batteries. Car batteries are just like any rechargeable battery. They will eventually wear out and die. If you are shopping for a new battery in Boulder, here’s some auto advice to help you. There are two measurements to consider when purchasing a new [...]

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Technician Training at John’s Auto Care

Your car is important to you and keeping it running properly is vital to your Boulder lifestyle. That’s why you’re smart to have it serviced regularly at John’s Auto Care in Boulder. And even though it may just be routine maintenance, you want it done right by automotive professionals. It’s also very important to your [...]

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The John’s Auto Care Guide to Saving Fuel: Car Weight

Your browser does not support video The team at John’s Auto Care in Boulder and CO car owners are all talking fuel efficiency right now. Better gas mileage. Fewer emissions. Boulder drivers want to save the environment and their pocketbooks. And we all know—or should know—that preventive maintenance will help maximize fuel economy. But is [...]

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ICE – In Case Of Emergency In Boulder CO

When accidents occur in Boulder, CO, the victims’ emergency contacts are extremely important. Too often, those involved aren’t able to provide rescuers with phone numbers and important medical information. When CO police and rescue workers must sift through pockets, glove compartments, wallets, purses and cell phone directories they waste precious time. In the unfortunate event [...]

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Buying the Right Tires and Wheels In Boulder CO

Everyone in Boulder CO eventually replaces their tires, whether it’s because they’re worn out or they’re just looking for something different. There are so many great tire choices in Boulder CO, it can be difficult to sort them out. Let’s group the broad spectrum into several categories that will help in the selection process. One [...]

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Hey Boulder Drivers, How Many Miles Are On Your Car?

Nowadays, Boulder drivers are paying more at Eldorado Springs gas pumps. For some families in the greater Eldorado Springs area, it adds up to several hundred dollars every month. That’s got to come out of the budget somewhere. This is one of the reasons many CO car owners are putting off buying a new car. [...]

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Straight And True In Boulder: Wheel Alignment

Your browser does not support video Most Eldorado Springs folks worry about running out of gas or having a breakdown on the side of the road. That is why we practice preventive maintenance on our vehicles — that and to keep our repair bills down. But one important part of preventive maintenance that may get [...]

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Fuel Saving Tip: Car Weight And Your CO Driving

Weight is the enemy of fuel economy. Everyone from here to Boulder knows this makes sense. Some of us in the Boulder area carry a bunch of unnecessary weight, and I’m not talkin’ what you see in the mirror. Guys; sports equipment and tools. Ladies; well, just take a look around the passenger compartment and [...]

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