Truck Repair and Maintenance

Trust an authority when it comes to truck repair and maintenance services. Authority Fleet Services offer a full-service facility for all makes and models of trucks and engines. For more than 18 years, our team of professional technicians have expertly handled Box, Diesel and Commercial truck repair and maintenance operations, ranging from routine brake jobs, tune ups, and oil changes to engine overhauls and transmission replacements. Don’t settle for anything but the best for your truck repair and maintenance and schedule an appointment with Authority Fleet Services today near Copiague, Long Island NY.

Call us at 631-865-5AOT (5268) for your free Long Island mobile truck repair and maintenance estimate!

Are looking for commercial truck repair, diesel truck repair, and box truck repair in Long Island? Don’t look further we are the trusted truck repair service provider near Copiague, Long Island and Suffolk County areas. We offer include engine repairs and replacements, and preventative trailer maintenance services, as well as:

Part-specific repairs and upkeep

  • Air conditioning and heating
  • Electrical instruments and controls
  • Fuel systems
  • Transmission, drive-lines, and clutches
  • Alternators, starters, and ignitions
  • Brakes and suspension components
  • Diesel particulate filter services
  • Roadside Truck Repair
  • Semi Truck Repair Service
  • Heavy Duty Truck Repair
  • Diesel Truck Repair
  • Truck Electrical Repairs
  • Box Truck Repair
  • Heavy Duty Transmission Repair
  • Semi Truck Maintenance
  • DPF Cleaning & DPF Regeneration
  • Fleet Repair Service
  • Commercial Truck Repair
  • Fleet Repair Services

Inspections and testing

  • Annual DOT inspections
  • NYS HD diesel emissions and safety inspections
  • FMCSA/CFR inspections
  • exhaust and emissions testing
  • full diagnostic testing

Book Your Service Now!