- 24/7 On-Site Truck, Trailer & Equipment Service Highland Park, NJ
Mobile Diesel & Heavy Equipment Repair in Highland Park, NJ
Looking for a reliable diesel mechanic in Highland Park, NJ? KS Diesel On-Site Repair offers 100% mobile repair for trucks, trailers, and heavy equipment available 24/7 with same-day service and a 1-year workmanship warranty.
No towing. No delays. Just fast, expert repair at your site.
Stuck on Raritan Ave, River Road, or Route 27? We’ll come to you. We proudly serve Highland Park contractors, fleets, utility crews, and municipal teams wherever you need us.
Why Choose KS Diesel in Highland Park, NJ ?
We deliver expert-level mobile diesel repair, fully on-site, for Highland Park’s contractors, fleets, and operators. No shops, no delays just fast, certified repairs where you need them.
100% ON-SITE REPAIRS
We repair trucks and equipment where they break down no towing, no delays, no shop time.
24/7 EMERGENCY SERVICE
Day or night, rain or shine we respond fast across Highland Park with full-service mobile repair.
1-YEAR WORKMANSHIP WARRANTY
Every job is backed by our 1-year warranty from welding to hydraulics and engine diagnostics.
TRUCKS, TRAILERS & EQUIPMENT
From semi trucks to trailers, reefers to backhoes if it runs on diesel, we repair it.
ASE-CERTIFIED TECHNICIANS
Our mechanics are ASE-certified and diesel-trained no guesswork, just quality repair.
Our Services
Our Mobile Diesel & Equipment Repair Services in Highland Park, NJ
We offer full-scope diesel, truck, trailer, and equipment repair all performed on-site, anywhere in Highland Park or Middlesex County. No towing, no shop visits just fast, expert mechanical work at your location.
Heavy Equipment Repair
We fix excavators, backhoes, loaders, skid steers, and forklifts across Highland Park. From hydraulic issues to no-starts, we’ll get your machine running again right at your job site.
Mobile Truck Repair
Breakdowns on Route 27 or near downtown Highland Park? We come to you fast no starts, air leaks, electrical failures, and more. Fully equipped mobile repair trucks handle it on-site.
Roadside Assistance
If your semi-truck or reefer is down near Woodbridge Ave or South 5th Ave, we’ve got you covered. Jumpstarts, fuel issues, brake chambers, and tire leaks 24/7.
Line Boring
We bring precision on-site line boring to Highland Park construction sites and yards. Worn bores? Cracked pivot points? We repair them without needing to remove the equipment.
Welding & Fabrication
Need emergency welding for a cracked bucket, frame, or trailer rail? We provide mobile stick and MIG welding across Highland Park for construction and fleet jobs.
Hydraulic Hose Repair
From busted hoses on loaders to leaks on dump trucks, we build and install custom hydraulic lines on the spot even after hours anywhere in Highland Park.
Diagnostics & Electrical Repair
We diagnose issues with CAT, Cummins, Detroit, and more right on-site. Whether it's a semi or a skid steer, we scan codes, trace faults, and repair it fast.
PM Service (Preventative Maintenance)
Keep your Highland Park fleet running with oil changes, filter swaps, inspections, and DOT checks all done on-site. We service single units and entire fleets.
Fleet Maintenance
Managing trucks or heavy equipment in Highland Park? We offer scheduled maintenance, inspections, and repairs to keep your crew moving without costly downtime.
24/7 Emergency Diesel Repair in Highland Park, NJ
Our 24/7 mobile diesel mechanic team in Highland Park is ready to respond fast when your truck or equipment fails. Whether it’s midnight on Route 27, a Sunday morning breakdown at Donaldson Park, or a no-start at your Highland Park yard we come to you.
We Handle All Emergency Situations
- Semi won’t start at South 2nd Ave
- Air brake failure on Woodbridge Avenue
- Hydraulic leak at a construction site off Cedar Lane
- Trailer light or wiring issue on North 5th Ave
We’ll dispatch a mobile diesel tech to your location fast.
TESTIMONIAL
Industries We Serve in Highland Park, NJ
Highland Park’s central location near Route 27 and its strong contractor and public works presence make it a high-demand area for reliable on-site diesel service. We proudly support:
- Construction Companies
- Trucking & Transportation Fleets
- Excavation Companies
- Municipal Departments
- Equipment Rental Yards
We know Highland Park’s roads, crews, and equipment and we keep your machines moving.
Neighborhoods We Serve in Highland Park, NJ
We proudly serve all neighborhoods and areas in and around Highland Park, NJ, including:
- Downtown Highland Park
- River Road Industrial Stretch
- Woodbridge Ave Corridor
- South 5th Ave / Highland Cliffs
- Cedar Lane Extension
- Donaldson Park Vicinity
No matter where your truck or equipment breaks down in Highland Park we come to you, fast and fully equipped.
Request a Free Estimate
When you need a mobile diesel mechanic near Highland Park, NJ, KS Diesel On-Site Repair is ready to respond 24 hours a day.