- 24/7 On-Site Truck, Trailer & Equipment Service Flemington, NJ
Mobile Diesel & Heavy Equipment Repair in Flemington, NJ
Need a mobile diesel mechanic in Flemington, NJ? We fix trucks, trailers, and heavy equipment on-site — fast, 24/7, and with no towing required. Whether you’re stuck on Route 31, near Liberty Village, or at a job site off Sergeantsville Road, KS Diesel comes to you with same-day, guaranteed repairs.
WHY CHOOSE KS DIESEL IN Flemington, NJ?
We deliver expert mobile diesel repair, fully on-site, for Flemington's contractors, fleets, and municipal operators. No towing, no delays, just fast, certified repairs where you need them.
100% ON-SITE REPAIRS
We come to your job site, roadside, or yard. No towing needed.
LOCAL TO SOMERSET COUNTY
Available any time, including nights, weekends, and holidays.
SAME-DAY REPAIR
Most repairs completed on the first visit to reduce your downtime.
1-YEAR WORKMANSHIP WARRANTY
Every repair is guaranteed for one full year.
ASE-CERTIFIED TECHNICIANS
Experienced, qualified diesel mechanics ready to respond.
Our Services
Our Mobile Diesel & Equipment Repair Services in Flemington, NJ
We fix diesel problems where they happen, in your yard, at the job site, or on the side of the road. Here’s what we offer in Flemington:
Heavy Equipment Repair
We perform on-site repairs for excavators, skid steers, loaders, backhoes, and forklifts in the Flemington area. If your excavator blew a hydraulic hose or your skid steer won’t start near Reaville, we’ll fix it fast. We handle engine problems, electrical system failures, hydraulic leaks, cooling issues, and starting system repairs including starters, alternators, and batteries.
Mobile Truck Repair
If your truck breaks down on Route 31 or your semi won’t start in Flemington Industrial Park, we come to you. We perform full-service mobile truck repairs including engine diagnostics, fuel system issues, electrical faults, and brake or air system problems. No towing needed.
Roadside Assistance
Stuck with a reefer or diesel truck on Route 202, Mine Street, or in a Flemington neighborhood? We offer mobile roadside diesel repair wherever you are. Common roadside calls include air leaks, dead batteries, cooling problems, and trailer lighting or brake issues.
Line Boring
We bring precision on-site line boring services to job sites in and around Flemington. Ideal for worn pivot points, damaged bores, or loose bucket linkage areas, all done without the need to disassemble your equipment or haul it to a shop.
Welding & Fabrication
We provide on-location welding and fabrication services for heavy equipment, trailers, and fleet vehicles across Flemington. Whether it's a cracked frame, broken bucket, or custom bracket, we get your equipment back in working order fast.
Hydraulic Hose Repair
A blown hydraulic hose can bring work to a halt. We cut, crimp, and install new hydraulic hoses on the spot. Serving contractors and fleet managers near Walter E. Foran Blvd and surrounding commercial areas, we get your hydraulics sealed and flowing again.
Diagnostics & Electrical Repair
We use advanced diesel diagnostic tools to pinpoint engine and electrical issues quickly. From check engine lights to intermittent faults, we scan, test, and confirm the real source of the problem so your downtime is minimized.
PM Service (Preventative Maintenance)
On-site preventive maintenance for trucks and equipment. We help you avoid costly breakdowns and stay DOT-compliant, fast, reliable, and done at your location.
Fleet Maintenance
Keep your fleet running with mobile maintenance you can count on. Serving Flemington contractors, trucking companies, and municipal fleets with scheduled service and quick turnaround.
24/7 Emergency Diesel Repair in Flemington, NJ
Breakdowns don’t wait. Neither do we. Whether your semi-truck loses power near the Flemington Circle or a backhoe fails on Voorhees Corner Rd, we’ll dispatch immediately.
Common Flemington emergencies:
- Tractor-trailer stuck with air system failure
- Excavator won’t start at a construction site
- Reefer unit not cooling during a delivery
- Forklift hydraulic failure during loading
We know the local roads, business parks, and job sites, and we’ll get you back to work.
TESTIMONIAL
EXCELLENT Based on 30 reviews Posted on Howard McnabbTrustindex verifies that the original source of the review is Google. I was stuck on 202 from last night and Kevin came and got me up and running this morning. And his prices are reasonable .I would definitely go with him againPosted on Nicholas DessauerTrustindex verifies that the original source of the review is Google. Kevin is a absolute amazing Mechanic!!!! We were coming back to Long Island fromKY and the Fan pulley went out on our 3500 diesel truck and he was able to get the parts and fix the truck and have us back on the road in very quick way. Excellent service and communication. Price was very reasonable and for a same day call and fix he did an Outstanding Job!!! Thank you again Kevin we appreciate you so much!!!!Posted on Karam BainsTrustindex verifies that the original source of the review is Google. I am from canada and got problem on my Columbia with Cat c15, twin turbo And looked for mobile service and got in touch with KS diesel in NJ he is the best guy I have ever met for mobile service , very much knowledgable and cool headed , not greedy Would recommend this guy to everyone, if you got any problem in Somerset NJ area call this guy 10/10 for price 10/10 problem solverPosted on Eric KarstensenTrustindex verifies that the original source of the review is Google. Kevin is the best. Fast excellent work. Great on the road mechanic. Best prices around! Nice guy. Would recommend for all truck repairs. A++Posted on Danny GuerrieriTrustindex verifies that the original source of the review is Google. AwsomePosted on ibrahim elhabbalTrustindex verifies that the original source of the review is Google. Trust worthy, honest, genuine and very hard working. What else do you need from your mechanic. Always answers right away and gives you best recommendations!!!!!!
Industries We Serve in Flemington, NJ
We’re trusted by the people who keep Flemington running:
- Construction Companies – Site repairs, PM service, hydraulic & welding
- Trucking Fleets – 24/7 roadside and yard repair
- Excavation Contractors – On-site diagnostics, welding, hoses
- Municipal Fleets – Police, sanitation, public works vehicles
- Rental Equipment Yards – Fast repairs to keep assets rentable
Whether you’re near Copper Hill, the Liberty Village area, or Old Clinton Rd, we bring the repair shop to you.
Neighborhoods We Serve in Flemington, NJ
We serve all neighborhoods and roads within Flemington, including:
- Copper Hill
- Reaville
- Liberty Village
- Walter E. Foran Blvd Area
- Sergeantsville Rd
- Mine Street District
- Flemington Circle
- Voorhees Corner Rd
- Route 31 Commercial Area
- South Main Street Corridor
Wherever your equipment is, we’ll be there.
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