Dooley's Diabolical Diesel in Great Falls is a fantastic and dependable shop that elevates diesel and gas trucks to their true potential. The mechanics genuinely know diesel trucks and can handle any problem, providing professional and personalized service. They offer personalized upgrades, full engine rebuilds, Dyno Testing, and stick to their quotes. Customers notice increased power and fuel economy. The shop is praised for its excellence, expertise, and helpful staff, who provide recommendations and go the extra mile. The business environment is also noted for having a friendly and playful dog.
Did great work on my truck. Missed one thing but had it ready on time.
March 2025
This is a great shop! With great people! They got my truck in and out fast for a good price!
June 2024
I was broke down on the side of the highway heading home from working in Great Falls and Dooley’s thankfully had the part I needed. Dustin, one of the mechanics, was so great and installed the part for me after his shift! Genuinely a fantastic and dependable shop! I can’t recommend them enough.
