Auto, Diesel & Heavy Duty Services in Johnstown, Colorado
At NoCo Diesel & Auto, we handle all types of repairs — from everyday maintenance to specialized diesel work. Our ASE-certified technicians provide reliable service you can trust, whether it’s a personal vehicle, heavy-duty truck, or a commercial fleet.
We specialize in GM Duramax diesel trucks, but our diesel expertise extends to heavy-duty and commercial vehicles as well. From diagnostics to injector replacement, turbos, fuel systems, and emissions work, we make sure your diesel runs strong and reliable.
Our team works on all makes and models, handling everything from routine maintenance to complex repairs. Services include brakes, suspension, engine diagnostics, electrical systems, heating & cooling, and scheduled maintenance.
We provide service for medium and heavy-duty trucks, semi trucks, and commercial fleets. From diagnostics to preventative maintenance, our goal is to keep your vehicles running safely and efficiently. Fleet maintenance plans and priority scheduling are available for businesses.
CALL TO SCHEDULE SERVICE
Phone is the best way to reach us — give us a call to book your appointment.