TM Truck Service provides mobile and on-site diesel truck repair, fleet maintenance, and 24/7 emergency roadside service in Maynard, MA and surrounding areas.

TM Truck Service is a family-owned mobile and on-site diesel truck repair company serving Maynard, MA and the surrounding 100-mile radius. With over 15 years of combined experience, we specialize in fast diagnostics, comprehensive repairs, and 24/7 emergency roadside assistance for trucks and fleets. Our services include computer diagnostics, aftertreatment & emissions repair (DPF, DEF, EGR), brake repair, suspension & steering, engine & cooling system repair, preventive maintenance, DOT inspect...

TM Truck Service is a family-owned mobile and on-site diesel truck repair company serving Maynard, MA and the surrounding 100-mile radius. With over 15 years of combined experience, we specialize in fast diagnostics, comprehensive repairs, and 24/7 emergency roadside assistance for trucks and fleets. Our services include computer diagnostics, aftertreatment & emissions repair (DPF, DEF, EGR), brake repair, suspension & steering, engine & cooling system repair, preventive maintenance, DOT inspections, HVAC, tires & wheels, hydraulics & PTO systems, welding & fabrication, and fleet maintenance programs. We believe in honesty, integrity, and transparent pricing—you speak directly with the technician, no runaround, no surprise charges.