Why Us

When you are in need of an auto repair shop in Milliken, CO, come to Sumner Automotive Repair. We offer a variety of automotive services including Auto Repair, Diesel Repair, Transmission Service and much more. We strive to complete our work efficiently and dependably. For a great service in Milliken, CO, call on Sumner Automotive Repair.


What Others Say About Us
Rob Haberer, Johnstown, CO
Branden and his mechanics at Sumner are the very best you’ll find! They have now worked on...
Steve, Milliken Colorado
These guys are great!!! I had plans with my pickup and the part wasn’t supposed to be in ...
Tim, Johnstown
I’ve had my vehicles in and out of shops pretty regularly for the past couple years, and i...
Amy, Johnstown, CO
Highly recommended! Honest, friendly and do great work!
Our Services
  • Auto Repair
  • Diesel Repair
  • Transmission Service
  • Brake Service
  • Oil Changes
  • Engine Repair
  • Diesel Performance
  • Axle Service
  • Auto Tune Up
  • AC Service
Business Hours
  • Sunday: Closed
  • Monday: 8:00 AM - 5:30 PM
  • Tuesday: 8:00 AM - 5:30 PM
  • Wednesday: 8:00 AM - 5:30 PM
  • Thursday: 8:00 AM - 5:30 PM
  • Friday: 8:00 AM - 5:30 PM
  • Saturday: Closed
Contact Us

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