Our heavy-duty truck repair services are built to handle the demands of  vehicles that operate under extreme workloads and tight schedules. At Maryland Fleet Center, our experienced technicians perform advanced diagnostics, mechanical repairs, and preventive maintenance on engines, brakes, suspension, drivetrains, and critical safety systems. With a large, fully equipped service facility and fleet-focused service processes, we help reduce downtime, extend equipment life, and keep heavy-duty trucks operating safely, efficiently, and in compliance with industry and DOT standards.

• Heavy-duty engine diagnostics and repair for large commercial trucks
• Brake system inspection and repair, including air brakes and ABS systems
• Transmission and drivetrain repair, including clutches, differentials, and power transfer components.
• Cooling, exhaust, and emissions system service to prevent overheating and maintain compliance
• DOT inspections and preventive maintenance programs to reduce downtime and extend vehicle life