Truck, Diesel & Auto Repair Services in Sussex, NJ

When drivers and business owners in Sussex, New Jersey need dependable auto, truck, or diesel repair, they turn to Automotive Ingenuity HD. We proudly serve Sussex and surrounding Sussex County communities with honest diagnostics, skilled workmanship, and no-nonsense service.


We’re not a “quick-lube and pray” shop. We’re a full-service repair facility that handles everything from daily drivers to heavy-duty diesel trucks and commercial fleets — the right way, the first time.


Located just a short drive from Sussex, NJ, our shop in Unionville, NY makes it easy to get expert service without dealership pricing or runaround.

Serving Sussex, NJ & Surrounding Areas

• Sussex, NJ

• Wantage, NJ

• Hardyston, NJ

• Vernon, NJ

• Franklin, NJ

• Hamburg, NJ

• And nearby Northern New Jersey communities

Our Automotive & Truck Services for Sussex, NJ

We offer complete vehicle care under one roof, saving you time, money, and frustration.

General Auto & Truck Repair

From basic maintenance to complex repairs, we service cars, trucks, vans, and SUVs of all makes and models.

Diesel Engine Repair & Maintenance

We specialize in diesel diagnostics, repairs, and preventative maintenance for light- and heavy-duty diesel vehicles.

Fleet Maintenance Services

Own or manage a fleet? We help Sussex-area businesses reduce downtime with scheduled maintenance and fast, reliable repairs.

Engine Diagnostics & Repairs

Check engine lights, drivability issues, loss of power — we use advanced diagnostics to identify problems accurately and fix them correctly.

Transmission Service & Rebuilds

Automatic and manual transmission service, repairs, and rebuilds for both gas and diesel vehicles.

Brake Services

Complete brake inspections, pad and rotor replacement, ABS diagnostics, and hydraulic brake repairs.

Suspension, Steering & Alignments

Suspension repairs, steering components, wheel alignments, and handling upgrades to keep your vehicle safe and stable.

Tires & Tire Services

Tire sales, mounting, balancing, and replacement for passenger vehicles, trucks, and commercial applications.

Electrical & Exhaust Repairs

Battery issues, wiring problems, lighting repairs, and exhaust system service — including performance upgrades.

NY & NJ State Inspections

We handle state inspections and routine maintenance to keep your vehicle compliant and road-ready.

Custom Modifications & Undercoating

Truck upgrades, custom modifications, and professional undercoating to protect your vehicle from harsh Northeast weather.

Why Sussex, NJ Customers Choose Automotive Ingenuity HD

  • Skilled technicians with real diesel and truck experience
  • Honest recommendations — no pressure, no fluff
  • Service for individuals, contractors, and commercial fleets
  • Financing options available
  • Strong reputation for quality work and clear communication

We treat every vehicle like it matters — because to you, it does.

Get Reliable Vehicle Service Near Sussex, NJ

If you’re in Sussex, NJ and looking for a trusted shop for auto, diesel, or fleet service, Automotive Ingenuity HD is worth the short drive.

📍 181 Route 284, Unionville, NY
📞 (845) 683-1443