mechanic with wrenches

Fuel Systems are particularly important on diesel trucks, whether you drive a Ford, Chevrolet, or Dodge pickup. At Flagstaff Transmission Specialists in Flagstaff, fuel system maintenance and repair is a service we prioritize, since we know how essential a reliable fuel system is.

On diesel trucks, multiple components must work together harmoniously to deliver both power and reliability. Fuel lines, connections, filters, pumps, and injectors must be free-flowing, devoid of dirt and debris, and all lines, diaphragms, and connections must be airtight to avoid fuel leaks and air bubbles in the system. If one of these components fails to do its job, all the rest are influenced, negatively affecting power and efficiency.

Our technicians have the knowledge, equipment, and expertise necessary to diagnose and repair any sort of fuel-related issue, whether you are experiencing poor idle conditions, reduced power, a cylinder that isn’t firing, or otherwise. We always replace components with OEM or better quality parts, and we always provide top quality service.

For any and all of your repair and maintenance needs, fuel-related or otherwise, our technicians have you covered. For the best diesel truck repair and maintenance shop in Flagstaff, call or stop by Flagstaff Transmission Specialists today.



Thank you for visiting Flagstaff Transmission Specialists in Flagstaff, AZ. You can count on our automotive repair technicians and transmission specialist to keep your car, truck, suv, van, or entire fleet on the roads longer and safer.

Service Areas: Flagstaff, AZ | Williams Junction, AZ | Sedona, AZ | Saint Joseph Youth Camp, AZ | Angell, AZ | Rockledge, AZ | Pilgrim Playground, AZ | Indian Gardens, AZ | Munds Park, AZ | Parks, AZ | Maine, AZ | Winona, AZ | Darling, AZ | Cosnino, AZ | Bellemont, AZ | Mountainaire, AZ

  • Jasper Pref
  • 24-Hour Dropoff
  • Towing
  • Acdelco
  • ASE
  • Auto Zone
  • B&W Trailer Hitches
  • BG Products
  • Bosch Automotive
  • Cummins Diesel
  • Customer Savings
  • Duramax Diesel
  • FASS
  • Flowmaster
  • Ford Power Stroke Diesel
  • Intoxalock Button
  • LMC Truck
  • Magnaflow
  • MACS
  • Motorcraft Parts
  • NAPA AutoCare Center
  • Pet Friendly
  • Radiator
  • Reese Hitches
  • Synchrony
  • Valvoline
  • 24 Month Warranty
  • Welding
  • Wifi Available
  • Woman Owned

2109 E 6TH Ave | Flagstaff, AZ
(928) 774-2220
Email the Shop
MON-FRI | 8:00 AM - 5:00 PM
FRIDAY | CLOSED NOON - 1:00 PM
Sat: 9:00 AM - 4:00 PM | Sun: 9:30 AM- 4:00 PM
24/7 DROP OFF - OFFICE OPENED
DIAGNOSIS AVAILABLE ON WEEKENDS