(970) 667-7396


Proformance Diesel and Auto Repair has been a locally, family owned repair shop since 1985. Our facility offers light duty diesel emission testing along with quality automotive repairs you can trust. We promise that your vehicle will be treated with personal care and the utmost respect that most big repair shops can not provide.

At Proformance Diesel and Auto Repair, you will find a history of top notch workmanship with ASE qualified, honest technicians and courteous staff. Our shop offers reasonable prices that are second to none. $80.00 check, debit or credit card. Receive a $5.00 discount if purchased with cash upon mentioning our website! Heavy Duty Testing (above 14,000 lb G.V.W.R) $100.00. Must be single drive axle and fit into a 12 foot door.

Give us a call at (970) 667-7396 to schedule an appointment or just stop on by!

We service and repair the following vehicles:

  • Foreign
  • Domestic
  • Light truck
  • Sport Utility Vehicles (SUV’s)
  • Recreational Vehicles (RV’s)
  • 4×4’s
  • Light duty diesel
  • Foreign diesel
  • Domestic diesel

We offer full service for all of your needs, including:


  • Proformance Diesel and Auto Repair

    1125 South Garfield Ave.
    Loveland, CO 80537

  • Phone: (970) 667-7396

  • Feel free to call or email us to schedule your next appointment.

    Business Hours

    Monday - Friday
    8:00AM - 5:30PM

    Saturday - Sunday

    We accept checks and debit cards.