On-Site Diagnostics & Repair

for Commercial Vehicles

  • Diagnostics: Full Diagnostic Procedures on Powertrain, Chassis, Cab, ABS, and Aftertreatment Systems.

  • Preventative Maintenance: Fresh Oil, All Filters, Windshield Wipers, Fuel Additive, Fluids, and Grease.

  • Charging Systems: Battery Testing, Battery Replacement, Terminal Cleaning, etc.

  • Electrical: Wiring Repairs, Interior and Exterior Lights, Pushed Out Pin Connections, Alternators, Starters, Onguard Repairs, and Blown Fuses.

  • Brakes: Pads, Calipers, Rotors, Brake Hoses, and Brake Adjustments.

  • Tires: Tire Patches and Tire Replacements.

  • Aftertreatment Repairs: NOx Sensors, Pressure Sensors, Oxygen Sensors, Temperature Sensors, One Box, EGR Coolers, Diesel Particulate Filters, Soot Accumulation, DEF Injectors, and SCR Catalysts.

  • A/C: Compressors, Clutches, Condensers, Evaporators, Expansion Valves, and Accumulator Repairs.

  • Suspension: Springs, Shock Absorbers, Struts, Linkages, Bushings, Bearings, Joints, and Kingpins.

  • Powertrain: Engines, Turbochargers, Flywheels, Flexplates, Oil Pans, Waste Gates, Cylinder Heads, Cylinder Blocks, Transmissions, Exhaust Manifolds, EGR Valve, Timing Gears, etc.

  • Annual DOT Inspections: Includes an Annual Visual Inspection to Verify That a Vehicle is Operating at a Safe Capacity.

  • State Inspections: Includes a Mandatory Annual Inspection by a Certified Technician.

  • Rig Services: Dependent on the Customer’s Concern.

  • Trailer Services: Exterior/Interior Lights, Brakes, Kingpins, and Suspension.

Remote Diagnostic Services and Expert Technician Support

At TRIAD, we’re supported by TRITECH’s Expert Tech Support Call Center, ensuring we deliver unmatched service to our customers. TRITECH provides unlimited access to their Tech Support Hotline, aiding technicians in diagnostic troubleshooting and repairs. Staffed with Certified Master Technicians boasting years of experience, TRITECH is always ready to assist with:

  • Utilization and Navigation of All-Makes Diagnostic Software

  • Functionality and Navigation of Other OE Software Platforms

  • Diagnostic Troubleshooting of the Vehicle by Fault-Code and by Symptom

  • Interpretation of Wiring Schematics

  • Performing Bidirectional Testing Remotely

  • Follow up to Ensure Repair Resolution

  • Software Updates & License Renewals