Mobile General Diesel Repair in Moses Lake, WA

From strange noises to full system failures, we handle all aspects of diesel repair. Trust 509 Roadside to keep your truck, trailer, RV, bus, or heavy equipment running strong and running right.

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Diesel Repair in Moses Lake, WA

Diesel engines are built for power and endurance—but when something goes wrong, it takes expert hands to set it right. At 509 Roadside, we offer full-service diesel repair for trucks, trailers, RVs, buses, and heavy equipment. From minor performance issues to major component failures, we’ve got the diagnostics, tools, and experience to get the job done.

Common diesel repair services include:

  • Engine, transmission, and driveline repairs
  • Exhaust, EGR, and DPF service
  • Brake, suspension, and air system repairs
  • Diagnostic troubleshooting and electrical repair
  • Preventive maintenance and fluid services

What Makes Us Different

509 Roadside isn’t your average diesel shop. We repair a wide range of diesel-powered vehicles with quality parts and experienced technicians. Every repair is done with precision to minimize downtime.

  • In-shop service for trucks, RVs, trailers, buses, and fleets
  • Roadside assistance available during business hours
  • Honest timelines and transparent estimates

Need us on the road? Our mobile service team can assist during weekdays for breakdowns and scheduled on-site repairs. If you’re stuck and need help, 509 Roadside has you covered with 24/7 roadside assistance.

FAQs

Do You Offer Fleet Diesel Repair?

Yes. We provide comprehensive diesel services for fleets both in-shop and on-site, including scheduled maintenance and emergency repairs.

How Can I Get Diesel Repairs?

Call 509-855-4932 to book your diesel repair. Whether you drive a single rig or manage a fleet, we’ve got the experience to keep your vehicles on the road.

How Can I Get Medium or Heavy-Duty Towing?

Call 509-855-4932 with your vehicle details and location. We’ll coordinate the right tow solution and keep you updated from dispatch to drop-off.

What Diesel Repairs Do You Offer?

We repair everything from engines and exhaust systems to brakes, suspension, and diagnostics. If your truck runs on diesel, we can fix it.

Schedule Your Diesel Repair Now: Call 509-855-4932!

Whether you need diagnostics or a full rebuild, call 509-855-4932 to schedule service today. We’ll get your diesel rig back in top condition—fast and efficiently.

What They're
Saying About Us

See why our customers consider 509 Roadside their go-to repair shop in Moses Lake, WA and the surrounding areas!

Our resident transport bus broke down on the way back from Wenatchee. 509 Roadside made arrangements to get the vehicle towed to the shop and had it fixed the very next day. Great service!

Tina Tanguay

I am a hostler driver in our yard and anytime I need repairs, I call on 509 roadside, they haven't disappointed me at all. Very professional and courteous, I strongly recommend them.

David Phillips

Joseph did a great job replacing a small engine for us. He searched, bought and replaced it for us while keeping us informed every step of the way. With great pricing and service, we will continue to utilize him in the future for our needs.

Mickey Burk

The customer service is excellent. They follow up and get the job done in a timely manner. I would recommend them for any type of mechanic work.

Dan N.

Came in for an issue, fixed extremely quick. The most honest mechanics ive seen in a long time. Will definitely be coming back for any future issues!

Brine Hyperbole

My window wasn’t working for the past 2 years and I was looking for a good mechanic for a while but they were too pricey. But 509 roadside did not disappoint! They were able to fix my window at a great price! Definitely recommend!! I can finally go through the drive through!

Rocio Mendoza

Totally helped me out of a jam. Last Wednesday 2/26/25 late in the day, my 2011 Isuzu Blue Bumper Box truck had a red check engine light go off. You guys were my angels. Thanks so much for clearing the code and getting my truck back on the road. It made it all the way to Spokane and back to Seattle.

Bobbi Gerlick

509 Roadside saved my day. I locked my keys in my trunk and called insurance to have them help connect me with someone to get into my car. I was waiting for the maintenance truck to come, 2.5 hours after my call. 509 Roadside was just driving by and helped. Super nice guy!

Abby Lindberg

Contact 509 Roadside

Need roadside assistance, have questions, or want to schedule your truck or trailer in for a service or repair? Get in touch!

Our Hours

Monday - Friday
8:00 AM - 12:00 PM
1:00 PM - 5:00 PM

24/7 Roadside Assistance

Speak to a Service Advisor now!