Call (231) 942-3242

Northern Michigan ยท Mobile Diesel Service

WHEN YOUR
RIG OR TRACTOR
GOES DOWN โ€”
WE SHOW UP.

โ€” We Come To You. Rigs, Tractors, Skid Steers & RVs. โ€”

GS Mobile Diesel Repair LLC brings full diagnostics, repair, maintenance, and oil changes directly to your location โ€” 18-wheelers, farm tractors, agricultural equipment, skid steers, and RVs. No tow. No shop. We come to you across 9 Northern Michigan counties.

5.0โ˜…
Google Rating
9
Counties Served
Aโˆ’
BBB Rated
2025
Est. Marion, MI
Agricultural farm tractor parked inside workshop barn undergoing mobile diesel service and engine maintenance
GS Mobile Diesel Repair LLC logo

Who We Are

YOUR SHOP
COMES TO YOU

GS Mobile Diesel Repair LLC is a locally owned mobile diesel service based in Marion, Michigan. We load up and drive to wherever your vehicle or equipment is sitting โ€” no tow, no downtime lost hauling to a shop.

Whether your tractor is down in the field, your 18-wheeler is stopped on US-131, your skid steer lost power at a job site in Grand Traverse County, or your RV is stranded at a campground โ€” we arrive equipped to diagnose and repair it on location.

Owned and operated by Stacy L Leyko-Demaray, GS Mobile Diesel is BBB Accredited with an A- rating. From heavy farm machinery to commercial semis and RVs, we show up fast, give straight answers, and get it done right the first time.

BBB AccreditedA- RatedLocally OwnedFully MobileEst. July 2025
Heavy duty diesel truck engine bay being serviced

ON-SITE DIAGNOSTICS & REPAIR

Computerized fault reading, engine work, and full PM โ€” done where your truck sits.

What We Offer

SERVICES

Get a Quote
๐Ÿšœ
TRACTOR & FARM
๐Ÿ—๏ธ
SKID STEER
๐Ÿš
RV & MOTORHOME
๐Ÿš›
RIGS & SEMIS
๐Ÿ”
DIAGNOSTICS
๐Ÿ”ง
REPAIR
โš™๏ธ
MAINTENANCE
๐Ÿ›ข๏ธ
OIL CHANGES
Mobile diesel mechanic servicing a semi truck on the roadside

ROADSIDE. JOB SITE. THE YARD.

Fully mobile โ€” we bring the shop to wherever your truck is parked.

TRACTOR REPAIR & SERVICE
Complete mobile repair and maintenance for utility, row-crop, and compact tractors. Engines, hydraulics, PTOs, and electrical systems serviced right on your farm.
FARM EQUIPMENT REPAIR
On-field service for combines, hay bailers, planters, seeders, and agricultural implements. Don't waste harvest weather hauling to a distant shop.
SKID STEER REPAIR
Mobile diagnostics, hydraulic hose replacements, track & drive motor repairs, and engine service for skid steers, track loaders, and compact excavators.
RV & MOTORHOME DIESEL SERVICE
Diesel generator repairs, chassis service, engine diagnostics, and PM for diesel pusher RVs, motorhomes, and campers stranded at the campsite or road.
DIESEL DIAGNOSTICS
Computerized fault code reading, engine diagnostics, and system troubleshooting for tractors, trucks, and heavy machinery before any parts are replaced.
DIESEL ENGINE REPAIR
Full mechanical engine repair on-site โ€” from fuel injectors and turbochargers to major mechanical repairs on all diesel makes and models.
PREVENTIVE MAINTENANCE
Scheduled PM to protect your investment โ€” oil changes, fuel filters, hydraulic fluids, belts, grease points, and full multi-point inspections at your location.
18-WHEELER & SEMI TRUCK SERVICE
Class 7 & Class 8 commercial vehicles, 18-wheelers, semi trucks, and heavy haulers across all major tractor-trailer manufacturers.
MOBILE ROADSIDE & FIELD SERVICE
Broke down in the field or on the highway? Call us. We dispatch equipped service vehicles anywhere across our 9-county Northern Michigan area.

Where We Operate

SERVICE AREA

We cover 9 counties across Northern and West-Central Michigan. If your truck goes down anywhere in this region, we can reach you.

Not sure if you're covered? Call (231) 942-3242 โ€” we'll figure it out.

What Customers Say

REAL REVIEWS

โ˜…โ˜…โ˜…โ˜…โ˜…

"Very good customer service."

RUR_Kirk
Google Review ยท 2 months ago
โ˜…โ˜…โ˜…โ˜…โ˜…

"Reasonable price. Best mobile repair shop around."

Chris Hughes
Google Review ยท 2 months ago
5.0 โ˜… on Google ย ยทย  BBB A- Rated ย ยทย  Accredited Business

Questions & Answers

FAQ

What areas do you serve?+

We cover 9 counties across Northern and West-Central Michigan โ€” Kalkaska, Grand Traverse, Wexford, Missaukee, Osceola, Lake, Mason, Manistee, and surrounding rural areas. Not sure if you're in range? Give us a call and we'll figure it out.

Do you come directly to my farm, field, or job site?+

Yes! We bring the shop directly to your location โ€” whether your tractor is stuck in the field, your skid steer is down at a construction site, your RV lost power at a campground, or your 18-wheeler is on the highway shoulder. No tow required.

What types of equipment and vehicles do you repair?+

We service agricultural tractors, farm equipment, skid steers, heavy machinery, RVs & motorhomes, Class 7 & Class 8 commercial semi-trucks, 18-wheelers, and all diesel fleet vehicles.

What mobile repair services do you offer?+

On-site computerized diesel diagnostics, engine and hydraulic repairs, preventive maintenance, oil & fluid changes, electrical troubleshooting, and mobile emergency roadside service.

How fast can you respond?+

We dispatch to your location anywhere in our 9-county Northern Michigan service area. Call (231) 942-3242 and we'll head your way.

Are you accredited or rated?+

Yes. GS Mobile Diesel Repair LLC is BBB Accredited with an A- rating, locally owned and operated by Stacy L Leyko-Demaray out of Marion, Michigan.

BREAKDOWN OR FIELD FAILURE?
CALL RIGHT NOW.

We're 100% mobile โ€” we come to your truck, tractor, farm equipment, skid steer, or RV anywhere in Northern Michigan. One call and we're on our way.

๐Ÿ“ž231-942-3242We Come To You. Get You Back On The Road.
Quick Service Request

SCHEDULE DIESEL SERVICE

Stacy reviews every submission directly. For same-day breakdowns, please call.

Immediate breakdown?(231) 942-3242