Diesel Fuel Injection Repairs and Rebuilds in NH

  • Diesel fuel injection repairs

Are you experiencing the frustration of faulty fuel injectors? When your fuel systems aren’t functioning well, they can cause stalling, skipping, no-starts and other problems.

Diesel's technicians are factory-trained and authorized to service most diesel fuel injection systems. We will troubleshoot your problem in our shop or over the phone. Our service department will provide an estimate and advise you before performing any repairs.

Fuel Injector Repairs

In some cases, your injectors may be causing big problems for you, but the underlying cause might be a simple one. We offer complete in-house testing to repair your fuel injectors for less.

Fuel Injector and Fuel Pump Rebuilds

We rebuild and repair diesel fuel injection pumps and injectors for fleets and personal vehicles. Our testing methods range from in-depth electronics assessments to “pop” testing. This is a simple way to diagnose the spray pressure of your injectors. We’re always looking for innovative ways to save our customers time and money!


  • Pickup truck

    Light Duty Pickup Trucks

    • Chevy/GMC Duramax 6.6L
    • Dodge/Cummins 5.9L & 6.7L
    • Ford Powerstroke 6.4L & 6.7L

  • Diesel box truck

    Mid-range Trucks

    • Cummins 8.3L
    • Hino
    • Isuzu and Mitsubishi

  • John Deere tractor

    Industrial & Marine Vehicles

    • Case New Holland (CNH)
    • John Deere
    • Cummins (Industrial & Marine)
    • Kamatsu

  • Diesel Jeep

    Automotive

    • Jeep Liberty
    • Mercedes
    • Sprinter


Diesel’s Warranty on Injector Parts and Service

At Diesel's Fuel Injection Service, we’re confident in the work we do. We offer a one-year unlimited mileage, unlimited hour warranty on all parts and services we provide. We strive to build lasting relationships with our customers through honest, dependable service and quality workmanship. We invite you to come in and experience the "Diesel's" difference!

Diesel's Fuel Injection service area

Towns We Service

New Hampshire

  • Concord
  • Manchester
  • Rochester
  • Meredith
  • Colebrook
  • Pittsburg
  • North Conway/Conway
  • Portsmouth
  • Hampton
  • Plaistow
  • Derry
  • Nashua
  • Keene
  • Lebanon

  • Concord
  • Manchester
  • Rochester
  • Meredith
  • Colebrook

  • Pittsburg
  • North Conway/Conway
  • Portsmouth
  • Hampton
  • Plaistow

  • Derry
  • Nashua
  • Keene
  • Lebanon

Massachusetts

  • Boston
  • Gloucester
  • Newburyport
  • Worcester
  • Brockton
  • Hyannis
  • Chatham
  • Falmouth
  • Nantucket
  • Martha's Vineyard
  • Haverhill
  • Methuen
  • Lawrence
  • Lowell

  • Boston
  • Gloucester
  • Newburyport
  • Worcester
  • Brockton

  • Hyannis
  • Chatham
  • Falmouth
  • Nantucket
  • Martha's Vineyard

  • Haverhill
  • Methuen
  • Lawrence
  • Lowell

Maine

  • Portland
  • South Portland
  • Bitterford
  • Lewiston
  • Auburn
  • Augusta

Diesel Fuel Injection Repairs in Central NH

Whether your issue lies with the injectors or the fuel pump, we provide the end-to-end repairs and rebuilds you need. Don’t let your fuel injectors keep you from your work or play! If you’re ready to experience quality repairs and service, reach out to our experts today.

42 Dunklee Road • Bow, NH 03304