Tri-State Diesel Repair is proud to serve Lawrence, MA with expert mobile and in-shop services including diesel repair, mobile truck repair, fleet maintenance, and more. Just a short drive from Belmont, NH, our technicians are ready to assist commercial drivers and fleet operators across Lawrence with fast, reliable solutions to keep your vehicles running at full strength.
Whether you operate heavy-duty trucks or trailers, our mobile diesel mechanics bring quality service right to your location. From breakdowns to scheduled maintenance, we’re the go-to provider for drivers who need trusted truck repair in Lawrence, MA.
Why Choose Tri-State Diesel Repair in Lawrence, MA?
Lawrence, MA is a vital hub for commercial trucking, and Tri-State Diesel Repair proudly supports local drivers and fleet operators with expert diesel truck repair and mobile maintenance services. Whether you’re operating near I-495 or managing regional logistics across Essex County, our team is ready 24/7 to keep your rigs running reliably.
We bring shop-level expertise to your location—handling everything from diagnostics and brake systems to suspension repairs, ECM tuning, and fleet servicing. Our technicians are trained across all major manufacturers including International, Freightliner, Volvo, and Peterbilt. Lawrence businesses choose Tri-State Diesel Repair for fast response times, honest communication, and repairs that last.
Frequently Asked Questions
1. Do you provide emergency roadside truck repair in Lawrence?
Yes, we offer 24/7 roadside assistance for all diesel and commercial vehicles in Lawrence, MA.
2. What types of trucks do you service?
We handle light-, medium-, and heavy-duty diesel trucks, including fleet and commercial vehicles.
3. Can I schedule preventive maintenance for my Lawrence-based fleet?
Absolutely. We provide fleet maintenance services to help you stay ahead of costly repairs.
4. Are mobile truck repair services available in Lawrence?
Yes, our mobile diesel mechanics will travel directly to your location in Lawrence for diagnostics and repairs.
5. How far is your shop from Lawrence, MA?
Our main facility in Belmont, NH is only about 20 minutes away, allowing for quick turnarounds and mobile dispatch.
Our Service Area - Serving All Neighboring Areas
Tri-State Diesel Repair is a veteran-owned truck and trailer repair company based in Plaistow, NH, offering expert mobile diesel repair, fleet maintenance, and roadside assistance across Southern NH and Northern MA. Trusted. Fast.


