Diesel Repair Services

Preventive Maintenance

Including diesel engine tune-ups, oil and fluid changes, coolant flushing. We help you prevent problems before they happen.

Electronic,Electrical Repairs

On electronic (Fly by wire) engines and the vehicle as well.

General Repairs

On all diesel powered engines, fuel pumps, fuel injectors, cylinder heads, engine overhauls, and High Pressure Common Rail Fuel Systems


Our trained technicians can re-manufacture your fuel injectors, and fuel pumps


We have the tools and training to test Diesel Fuel Injectors, Diesel Fuel Injection Pumps, High Pressure Common Rail Systems, Alternators,  Batteries, Starters, Hose Assemblies

Engine Repairs

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H&H Diesel Repair is an authorized service and repair facility for diesel engines and Diesel Injection Systems. We service everything from Diesel powered pickups, RV’s, medium duty trucks to Class 8 Road Tractors. Our experienced and factory trained personnel and well-equipped facility allow us to “Do It Right the First Time”. If it is Diesel and you can Drive it, Drag it or Push it here we can repair it for you. We provide a diverse set of services such as preventive maintenance, component testing, component repairing, re-manufacturing, system fabrication, on-vehicle services and a variety of delivery options.

Our friendly staff of knowledgeable service representatives and professional technicians have the training, experience, and certifications to complete work on a full range of Diesel Engines and component equipment.

Quality Parts, Expert Work, and Prompt Response

Established in 1964, H&H Diesel has extensive experience providing repair and reconditioning of diesel injection pumps and diesel fuel Injectors. We offer factory authorized sales and service throughout Washington, Oregon and Idaho. At our fully equipped shop in Fife, Washington, we have invested in full service and diagnostic bays to promptly and efficiently undertake any necessary repairs. We combine our extensive diesel service capabilities with top brand name OEM part sales, to make H&H Diesel the leading choice for your diesel parts and diesel truck service needs.

  • Vehicle Emissions and Diagnostics

  • Diesel Engine troubleshooting and repair services

  • Scheduled Maintenance

  • Fuel Injection component testing


Related Products & Services

  • Fuel additives

  • Diesel Fuel Pumps

  • Diesel Fuel Injectors

  • High Pressure Common Rail

  • Installation kits & gaskets

  • Fuel lines and filters

  • Glow plugs and controllers


Knowledgeable Technicians


Our experienced H&H Diesel technicians are trained and certified on the latest Original Manufacturer diagnostic and repair equipment. Our precise testing and measurement of your Diesel Engine equipment is complimented by our friendly and attentive support staff, we can get your job done the way you want and when you want it.

In the event of component failure, H&H Diesel offers repairs, re-manufactured exchange and new replacement programs for many product lines. If your system continues to operate poorly, our expert service personnel will help you to identify the cause of the underlying problem.


We have the diagnostic tools and training to test:

  • Diesel Fuel Injectors

  • Diesel Fuel Injection Pumps

  • High Pressure Common Rail Systems

  • Alternators

  • Batteries

  • Starters

  • Hose Assemblies

Customer Satisfaction

H&H Diesel offers industry leading warranties on all products and services we provide. You can depend on our responsive support staff to get your job done the way you want it and when you want it.

Factory Authorized Dealer

• Bosch • Alliant Power • Delphi • Cummins • Zexel • Yanmar • Pacbrake • Stanadyne • Denso

Manufacturers Represented:

Clevite, FP Diesel, Caterpillar, Ford, Chevrolet, Dodge and more

Need One Our Services? Give Us a Call Now!
Quality Parts  • Alliant Power • Bosch • Clevite • Cummins • Denso • Delphi • FP Diesel • Stanadyne • Yanmar • Zexel • Caterpillar • Detroit Diesel • GM • Ford • Dodge • John Deere

Our Services

- Diesel Engine Repairs

- Vehicle Diagnostics

- Diesel Fuel Pumps & Injectors

- High Pressure Common Rail

- Installation kits & gaskets

- Fuel lines and filters

- Glow plugs and controllers


Monday - Friday:

   8am - 5pm

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BBB A+ rating

Contact Us

1410 46TH Avenue East
Fife WA 98424 

Fife WA 98424 

Tacoma 253-922-8786

Seattle 253-838-3030


Parts: Parts@hhdiesel.com

Service: Service@hhdiesel.com

Injectors: Dan@hhdiesel.com

Factory authorized sales and service throughout Washington, Oregon, Idaho & Alaska

© 2020 www.HHdiesel.com