Diesel & Fleet Mechanic in Edmonds WA

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Serving Fleets with Expert Care

Flying Wrench Services is a diesel shop that offers repair, maintenance, performance upgrades, and parts store. Since 2002, we have been a trusted source for diesel services in Kingston, Washington and surrounding areas.

We provide numerous services to fit the needs of any diesel-vehicle owner. From trucks to heavy equipment and everything in between, your vehicle (or equipment) will be tended to by the most trusted diesel shop in the area.

+20 years

Diesel Experience

Our Services

Diesel & Fleet Mechanic near Edmonds WA

Diesel performance upgrades in Kingston, WA — bulletproof kits, turbos, fuel systems, transmissions, and lift kits built by real diesel specialists to make power that lasts.
Honest diesel repair in Kingston from Heavy-Duty Diesel Specialists. Real diagnostics, straight quotes, and fast turnaround for Cummins, Powerstroke, and Duramax for trucks and fleets.
Diesel fleet services in Kingston, WA — mobile and in-shop repair, scheduled maintenance, and DOT inspections that keep your trucks earning. Family-owned since 2002.

Diesel Help Is Just One Call Away

From scheduled maintenance and inspections to diesel diagnostics and repair, Flying Wrench Services supports the trucks and equipment your work depends on.

Our Locations

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Expert Diesel Repair Near Edmonds That Puts Straight Talk First

You’re loaded up in Edmonds, ready to catch the ferry across the Sound to a job on the Kitsap side, and the check engine light glows amber on the dash. Again. You know that truck. You’ve put your hands on every bolt under that hood. But the modern common-rail diagnostics don’t care what you know — they care whether the shop reading the codes actually understands diesel or just plugs in a scanner and guesses. That knot in your stomach isn’t about the light. It’s about who you’re going to trust with the machine that pays your bills.

Edmonds sits right on the water in Snohomish County, with the ferry terminal linking you straight to the Kitsap Peninsula. That ferry is exactly why so many Edmonds diesel owners and fleet managers bring their trucks to us. Flying Wrench Services runs out of 31516 Commercial Ave NE in Kingston, WA — a short ride off the Edmonds-Kingston ferry — and we’ve been fixing diesels since 2002.

You’ve probably already been burned. The chain shop that charged you $180 to read a code and misdiagnosed it. The dealership that wanted two weeks just to look at it. The buddy who kept your truck in his driveway for six weeks. We’re built for the opposite of that: real diesel knowledge, a straight diagnosis, and turnaround measured in days, not weeks.

Why Edmonds Drivers Choose Flying Wrench Services

Straight Talk Without the Pressure Tactics

When you drop your truck off, you get a diagnosis in plain language — what it is, what it’ll cost, and what can wait. No three-page invoice full of things you never asked about. Here’s how we keep it honest:

  • We run real diesel engine diagnostics using J-Pro and TEXA equipment built for heavy-duty and commercial trucks — not a generic code reader.
  • We call you before we do the work, with the actual problem and the actual cost.
  • We talk with you like you know your truck — because you do. No lectures, no talking down.

As the most reviewed local diesel repair shop in the region, we earned that reputation one honest diagnosis at a time. You can read what other diesel owners say on our reviews page.

Dealership-Level Capability Without the Dealership Runaround

You don’t need a polo-shirt parts-changer. You need a shop that lives and breathes diesel. That’s what you get here:

  • Light Duty Diesel Specialists and Heavy-Duty Diesel Specialists under one roof.
  • Fleet Repair Experts who understand that every day your truck sits, you lose money.
  • The top-rated heavy-duty equipment repair shop, so your excavator or forklift gets the same care as your Powerstroke.

One shop, one home base — repairs, DOT-style inspections, aftermarket upgrades, and fleet work. Learn more about why owners trust us.

Comprehensive Diesel and Fleet Services for Edmonds Drivers

Edmonds Diesel Maintenance and Diagnostic Services

Whether it’s your daily-driver Cummins or a work truck pulling a gooseneck across the ferry, we handle the full range of diesel service:

  • Emissions repair, including EGR and DPF work that keeps your truck legal and running.

Climate-Ready Service for Puget Sound Driving

Edmonds sits right on the saltwater, and the marine air is hard on diesels. Damp, salty conditions accelerate corrosion on electrical connectors, battery terminals, and brake components — which is why so many hard-start and no-start complaints around here trace back to diesel electrical repair and battery issues, not the engine itself. Cold, wet mornings also punish glow plugs, so if your truck cranks forever before it catches, that’s worth a look.

The stop-and-go of ferry lines and Highway 104 traffic, combined with heavy trailer loads, works the cooling system hard. We handle diesel cooling system repair, radiators, and water pumps before a hot gauge turns into a warped head. And with the moisture that settles into diesel fuel around here, regular fuel filter replacement keeps water out of your injectors and your truck out of the shop.

Specialty and Make-Specific Diesel Service

You’ve got a Powerstroke, a Cummins, and a piece of equipment financed to the hilt. We work on all of it, so you don’t need three different shops:

  • Performance upgrades — tuning, cooling, and drivetrain — done by people who understand what a working truck actually needs.

Serving Edmonds and the Surrounding Puget Sound

Edmonds is one of Snohomish County’s waterfront communities, and the Edmonds-Kingston ferry drops you within a short drive of our Kingston shop. That crossing makes us a genuinely convenient diesel home base for Edmonds truck owners and fleet managers who are tired of the wait times and runaround on their own side of the water.

We also serve drivers throughout the region, including nearby Lynnwood, Shoreline, and Everett. Wherever you’re rolling from, we’re set up to get your diesel diagnosed and back to work fast.

Schedule Your Kingston Diesel Service Today

If you’ve been ignoring that check engine light for six months telling yourself it’s fine, let’s get a real answer on it. Call the shop, tell us what your truck’s doing, and we’ll give you straight talk on the diagnosis and the cost — no upsell, no lecture.

Flying Wrench Services
31516 Commercial Ave NE, Kingston, WA 98346
Phone: (360) 638-0044

Take a look at our customer reviews to see how other diesel owners rate us, then get in touch or call (360) 638-0044 to get your truck on the schedule.

Frequently Asked Questions

Do you serve Edmonds, and how far is your shop from Edmonds?

Yes, we serve Edmonds diesel and fleet owners regularly. Our shop is located at 31516 Commercial Ave NE in Kingston, WA — a short drive from the Edmonds terminal via the Edmonds-Kingston ferry, which makes us a convenient diesel home base for the Edmonds area.
We actually specialize in diesel rather than working on diesels as an afterthought, using J-Pro and TEXA diagnostic equipment built for commercial and heavy-duty trucks. You get a straight diagnosis, a real cost up front, and turnaround in days rather than the weeks-long waits you’ll find at dealerships.
The damp, salty air on the Puget Sound accelerates corrosion on battery terminals, electrical connectors, and brake components, which is why many local hard-start and no-start issues trace back to electrical problems rather than the engine. Moisture also settles into diesel fuel here, so we keep a close eye on fuel filters and water separation during service.
For working trucks pulling loads and running ferry traffic, we generally recommend sticking to your manufacturer’s oil and fluid intervals and having the fuel system, cooling system, and brakes inspected regularly. Staying ahead of maintenance is far cheaper than the breakdown that costs you a job during peak season.
We work on Powerstroke, Cummins, and Duramax platforms, plus fleet trucks, heavy equipment, forklifts, and financed machines like excavators. The goal is to be your one-stop diesel shop so you’re not juggling three different places for your truck, your daily driver, and your equipment.

What Our Customers Say

Read customer feedback about experiences with Flying Wrench Services.