Duffy's Auto Service

Give us a call today 940-243-7400

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Duffy's Auto Service

Duffy's Auto Service is your one-stop shop for all of your auto service needs!

We provide the great people of Denton auto repair unmatched in quality each day we open our shop doors.

Our team believes that our work is a reflection of our character and we always strive to uphold our reputation for reliable and efficient service. 


    Mechanic - Car Repair and Automotive Service




Stop by for dependable automotive services 

  • Oil Changes
  • Tire Rotations
  • Computer Tire Balance
  • Computer Diagnostics
  • State Inspections
  • Spark Plug Replacement 
  • Wiper Blades
  • Engine Repairs
  • Starter and Alternator Repairs at competitive prices


  • Transmission Service
  • Radiator Replacement
  • Air-Conditioning Service & Repair
  • Brake Jobs
  • Batteries
  • Belts
  • Timing Belts
  • Cooling system flush
  • Hose Replacement


At Duffy's Auto Service, we offer a 24 month 24,000 mile nationwide warranty with most major repairs or 12 month 12,000 mile warranty with minor repairs.  Please call for details.


Broken Down Car - Contact us or stop by our Denton, Texas, car repair shop and let our certified technicians give you the automotive services you need!

Receive $8.00 Off Your Oil Change
When You Mention Our Website

Offer applys to new customers only


Contact us or stop by our Denton, Texas, Auto Repair Shop and let our certified technicians give you the automotive services your vehicles need!

Proudly Serving:

Denton, Argyle, Corinth, Lewisville, Krum, Crossroads, Ponder and Sanger Areas




Hours of Operation
Monday–Thrusday  8:00am–5:00pm Friday 8:00am-4:30pm
Closed Saturday-Sunday

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Duffy's Auto Service