Stonum Automotive

Auto Repair Services you can count on

Stonum Automotive of Longmont, CO offers Auto Repair Services you can count on!

Your car is your lifeline; you have to keep it maintained so you can get to work, chauffeur the kids around town and go out for day trips and vacations. Without your car, life gets more difficult. You don't have to shoulder the entire responsibility for maintenance and repairs of your car; let Stonum Automotive help. We offer all of these services for your convenience and peace of mind.

Since 2004, Stonum Automotive has provided motorists in the Longmont, CO area with comprehensive auto repair services. Our goal is to offer the best services available at affordable prices to get you back on the road in no time.

Bring Your Car into the Best Repair and Service Center in Longmont

We have won several BBB Gold Star Awards and were recently voted the #1 Shop in Longmont by the readers of the Longmont Times-Call newspaper!

Cost-Effective Auto Repair & Service

As you review your car repair and service options in Longmont, it may be hard to decide who to trust with your car. You'll be hard-pressed to find the same level of expertise that our auto mechanic specialists provide! We have years of experience working on both domestic and import vehicles of all makes and models and can work with you to find cost-effective repair and maintenance alternatives.

Trust Stonum Automotive - Even with your High Performance Car

For a high-performing vehicle, trust Stonum Automotive with your car, truck, or van. To learn more about the services we offer, please contact us by phone at 303-485-9303 or send us an email. We also invite you to learn more about our dedication to you, our valued customer.

About Stonum Automotive

View a video about Stonum Automotive in Longmont, CO

Auto Maintenance Services

Auto Maintenance Services Stonum Automotive in Longmont, CO 80501 is a full-service preventative maintenance and auto repair center, providing comprehensive […]


Engine Overhaul and Replacement

Heavy Duty Engine Replacement and Repair Services at Stonum Automotive


Transmission Repair Services

Transmission Repair Services From manual to automatic transmission repair, Stonum Automotive in Longmont, CO 80501 knows how to fix the […]


Auto A/C and Heating Services

Auto A/C & Heating Services If the breeze from those open windows just isn’t cutting it, come by our shop […]



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Research and information

2017 Best Auto Repair Shop in Longmont

Voted #1 in Longmont, CO
2017 Best Auto Repair Shop in Longmont