Services

🔧 Full List of Services

🛢 Oil Change & Preventive Maintenance (PM)

  • Semi tractor oil & filter change

  • Full chassis greasing

  • Coolant and windshield washer top-off

  • Check oil levels in all 3 boxes (engine, transmission, differential)

  • Tire air pressure check and adjust

  • Synthetic and conventional oil options (15W-40, 10W-30, 5W-40)

  • Brands: Shell Rotella, Mobil Delvac, Chevron Delo

🧰 Mobile Road Call Services (24/7 Available)

  • On-site diagnostics & repairs

  • No-start issues

  • Jump starts & battery testing

  • Electrical troubleshooting

  • Air brake system repairs

  • Brake chamber and air line replacements

  • Fuel delivery & priming

  • Coolant & fluid leaks

  • DOT lighting issues

  • Tire air-up & tire repairs

  • After-hours emergency response

🔍 Diagnostics & Electrical

  • Computer diagnostics for heavy-duty trucks

  • Check engine light troubleshooting

  • Aftertreatment system diagnostics (DEF, DPF, SCR)

  • Battery testing and replacement

  • Alternator & starter diagnostics

  • Wiring and lighting repairs

  • Sensor replacement and calibration

🚛 Truck & Trailer Repair

  • Brake repairs (shoes, drums, chambers, lines)

  • Suspension repairs (airbags, bushings, shocks)

  • Air system repairs

  • Fuel system repairs (lines, filters, priming)

  • Hose and belt replacements

  • Engine and transmission repairs

  • Drive shaft and U-joint replacements

  • Mudflap, light, and hardware replacements

  • DOT inspection prep and repair

🛠 Fleet Maintenance Services

  • Scheduled fleet PMs (in-shop)

  • Service tracking and reporting

  • Custom fleet maintenance

  • Priority scheduling for fleet accounts

📍 In-Shop Services

  • Oil change and PMs

  • Diagnostics and mechanical repair

  • Brake and suspension work

  • Trailer repair and lighting

  • Service while you wait or drop-off available

🅿️Secure Parking Solutions for Every Need

At Diesel Diagnostic & Repair, we offer safe, secure, and convenient parking solutions for a wide range of vehicles and equipment. Whether you need short-term, long-term, or specialized parking, we have the space and facilities to accommodate your needs.

Our Parking Services Include:

  • Semi-truck and trailer parking

  • Oversize load parking

  • Hazmat load parking

  • Fleet parking for companies of all sizes

  • Terminal parking for small, medium, and large commercial vehicles

  • Motorhome and RV parking with power hookups

  • Equipment and heavy-duty vehicle parking

Why Choose Us?

  • Fully fenced and secured facility

  • Automatic gated access

  • 24/7 security camera monitoring

  • Well-lit parking areas

  • Convenient access to major highways

  • Flexible short-term and long-term parking options

From individual owner-operators to large fleet operations, we provide dependable parking solutions tailored to your needs.

Reserve Your Space Today
Contact us for availability, pricing, and customized parking arrangements.

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Why Choose Diesel Diagnostic & Repair?

  • Fast Fast & Reliable Service – We get you back on the road, quick.

  • 24/7 Road Calls – Day or night, we’ll come to you.

  • Experienced Technicians – Skilled in diesel, trailers & heavy-duty trucks.

  • Top-Quality Oils & Parts – Rotella, Mobil, Chevron – always the best.

  • Complete PM & Repairs – Oil changes, diagnostics, brakes & more.

  • Fleet Services – Scheduled maintenance & volume discounts.

  • Great Location – Right off I-80 in Harrisville, PA.

  • Fair & Honest – No pressure, no surprises—just solid work.

📞 Call: (814) 786-3700
📍 Visit: 4881 Pittsburgh Road, Harrisville, PA

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