What are the opening hours?

Monday 8am - 5pm Tuesday 8am - 5pm Wednesday 8am - 5pm Thursday 8am - 5pm Friday 8am - 5pm

Southeast Iowa Diesel Service

Home
United States
Fairfield, IA
Southeast Iowa Diesel Service

Call Directions Website Contact the business

We offer diesel engine repair, fuel injector service, truck/tractor repair, and more. Saturdays are By Appointment Only.

Southeast Iowa Diesel Service, in Fairfield, IA, is the leading diesel service and repair center serving Jefferson, Van Buren, Henry, and Washington counties since 2005. Oil Changes To Overhauls

Southeast Iowa Diesel Service, in Fairfield, IA, is the leading diesel service and repair center serving Jefferson, Van Buren, Henry, and Washington counties since 2005. We offer diesel engine repair, fuel injector service, truck and tractor repair, semi truck service and repair, and much more. For all your diesel repair and service needs, contact Southeast Iowa Diesel Service in Fairfield. Services:
Diesel Engine Repair
Fuel Injector Services
Fuel Pump Service
Truck Repair
Tractor Repair
Farm Equipment Repair
Semi Truck Repair and Service
Drivetrain Repair

Specialties:
Steinbauer Performance

Brands:
Steinbauer
Fass Fuel Systems
Shurco Dealer
S&B Filters

Associations:
National Federation of Independent Business (NFIB)

11/03/2026

Fleet Maintenance That Keeps You Moving

Keep your fleet running at peak performance with expert service from Southeast Iowa Diesel Service. From preventative maintenance and engine diagnostics to brake, drivetrain, and electrical repairs, our experienced team helps reduce downtime and keep your trucks on the road. Don't wait for a breakdown to slow your business down. Schedule your fleet service today and keep your operation running strong!

10/28/2026

Do you need some extra horsepower this fall? We can help with a STEINBAUER Engineering STEINBAUER Performance performance module that will safely increase the horsepower and efficiency of your equipment.

10/26/2026

10/19/2026

🌾🚜 HARVEST IS IN FULL FORCE — KEEP YOUR EQUIPMENT RUNNING STRONG! 🔧

Harvest season is one of the busiest times of the year, and every minute in the field counts! When your equipment works hard from sunup to sundown, you need a diesel repair shop you can count on.

At Southeast Iowa Diesel, we understand how important it is to keep your operation moving when harvest is on the line. From diesel engine repairs and overhauls to fuel injection pumps and injectors, we’re here to help keep your equipment working when you need it most.

🛠️ Diesel Repair & Engine Overhauls
⚙️ Fuel Injection Pumps & Injectors
🚜 Dependable Service for Your Diesel Needs

🌽 Don’t let equipment trouble slow down your harvest! When your diesel engine needs attention, trust Southeast Iowa Diesel to help get you back to work.

Southeast Iowa Diesel — Keeping You in the Field and Harvest Moving!

📞 Give us a call when your diesel equipment needs service!

10/07/2026

Extra Horsepower safely added with a STEINBAUER Engineering STEINBAUER Performance module. Let us know if you need a little extra this harvest season.

10/02/2026

🔧 Precision In. Power Out. 💪

At Southeast Iowa Diesel, we know that proper fuel injection performance is critical to keeping your diesel running strong.

That’s why we test, diagnose, and verify fuel injection components before they go back to work. Accurate testing means better performance, dependable operation, and confidence when it’s time to get the job done.

⚙️ Don’t guess. Test it. Know it. Fix it.

Whether you’re experiencing a fuel system issue or just want to make sure your injection system is performing at its best, Southeast Iowa Diesel is here to help keep your equipment working.

Bring us your diesel — we’ll help keep it working hard.

09/25/2026

We are looking for a dependable and motivated diesel mechanic/ apprentice to join our team. This position is a great opportunity for someone with some mechanical experience or someone looking to build a career in diesel repair and service. Qualifications are not required, but basic mechanical knowledge is needed for a successful career as a diesel mechanic. If you’re hardworking, dependable, and interested in building a career, we would like to hear from you!
Please submit a resume to [email protected]

09/04/2026

🇺🇸 Happy Labor Day! 🇺🇸

In observance of Labor Day, our business will be closed Monday, September 7th.

We hope everyone has a safe and enjoyable holiday weekend! Thank you for your continued support, and we’ll see you back in the shop on Tuesday! 🇺🇸

09/02/2026

‼️Update‼️
Our phones are back online!! Thank you for your understanding and sorry for any inconveniences!

We are currently experiencing communication issues, our phones are down. We have contacted our provider but no success of it being fixed yet.
We apologize for any inconveniences!!!

You can still reach us at our email- [email protected]

Thank you for your patience and understanding! We will update when out phones are back online!

08/24/2026

Thank you so much for your kind words! 🙌🚛 We truly appreciate your trust and are honored to keep delivering reliable, professional service every time. 🔧💯
🌟🚚

Address

2376 Redwood Avenue
Fairfield, IA
52556

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	8am - 5pm

Telephone

+16419198685

Website

https://www.seiadiesel.com/

Alerts

Be the first to know and let us send you an email when Southeast Iowa Diesel Service posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.