About NoCo Diesel & Auto - Johnstown, Colorado
At NoCo Diesel & Auto, we believe auto repair should be simple, honest, and reliable. We’re a small-town, locally owned shop with a team of ASE-certified technicians who care about your vehicle as much as you do.
Whether you drive a GM Duramax diesel, a heavy-duty truck, or an everyday car, our goal is to provide high-quality repairs, clear communication, and service you can trust.
Our Story
NoCo Diesel & Auto started with one simple idea: people deserve a mechanic they can rely on. We’ve built our shop on honesty, transparency, and personal attention. Unlike big-box shops, we focus on quality over volume, taking the time to diagnose issues correctly and make sure every repair is done right.
Our Team
Our ASE-certified technicians bring years of experience to every repair. From Duramax diesel specialists to experts in all makes and models, our team combines skill with a commitment to customer service. Every customer gets the same attention and appreciation, no matter the job.
Our Values
Honesty
We recommend only the repairs you truly need.
fair pricing
No surprise bills or unnecessary upsells.
customer care
We treat every vehicle — and every customer — with respect.
expertise
ASE-certified technicians and diesel specialists for peace of mind.
Why Customers Trust Us
People come to NoCo Diesel & Auto because we stand behind our work. We don’t just fix vehicles; we build trust. From the first call to the finished repair, our customers know they’ll get reliable service at a fair price.
CALL TO SCHEDULE SERVICE
Phone is the best way to reach us — give us a call to book your appointment.