WHAT WE DO

OUR SERVICES

Full-service heavy-duty diesel repair for commercial trucks, fleets, and equipment. We keep your operation moving.

BUILT FOR HEAVY-DUTY WORK

At AVG Diesel Mechanics, we specialize exclusively in heavy-duty diesel vehicles — Class 6, 7, and 8 trucks, semi-trailers, and commercial fleets. Every technician on our team is trained and certified to handle the most demanding repairs in the industry.

From routine preventive maintenance to complex engine overhauls, we have the tools, the experience, and the commitment to get your truck back on the road fast.

9+Years Experience
24/7Emergency Service
500+Trucks Serviced
100%Satisfaction Guaranteed
01

ENGINE DIAGNOSTICS & REPAIR

Advanced computer diagnostics and hands-on engine repair for all major diesel brands including Cummins, Detroit, Caterpillar, and PACCAR. We identify problems fast and fix them right the first time.

CumminsDetroit DieselCATPACCARFault Code Clearing
02

TRANSMISSION & DRIVETRAIN

Complete transmission service, clutch replacement, driveshaft repair, and differential overhaul. Manual and automatic transmissions for all heavy-duty applications.

Manual TransmissionAutomatic TransmissionClutchDriveshaftDifferential
03

BRAKE SYSTEMS

Full brake inspections, air brake system service, drum and disc brake replacement, and DOT brake compliance checks. Safety is non-negotiable on every job.

Air BrakesDrum BrakesDisc BrakesDOT ComplianceBrake Chambers
04

ELECTRICAL & WIRING

Troubleshooting and repair of complex electrical systems, wiring harnesses, lighting, sensors, and ECM/ECU programming. We handle the electronics that modern diesels depend on.

ECM ProgrammingWiring HarnessLightingSensorsAlternators
05

PREVENTIVE MAINTENANCE

Scheduled oil changes, filter replacements, fluid flushes, belt and hose inspections, and full pre-trip safety checks. Keep your fleet running and your downtime at zero.

Oil ChangesFilter ServiceFluid FlushesPre-Trip InspectionFleet Accounts
06

COOLING & EXHAUST SYSTEMS

Radiator repair and replacement, coolant system flushes, DPF cleaning and replacement, EGR service, and full exhaust system repairs to keep your engine running at optimal temperature.

RadiatorDPF CleaningEGR ServiceCoolant FlushExhaust Repair
07

SUSPENSION & STEERING

Leaf spring and air suspension repair, steering gear box service, tie rod and drag link replacement, and wheel alignment for heavy-duty trucks and trailers.

Air SuspensionLeaf SpringsSteering GearTie RodsAlignment
08

FLEET MAINTENANCE PROGRAMS

Custom maintenance schedules for fleet operators. We work around your schedule to minimize downtime, track service history, and keep your entire fleet compliant and road-ready.

Fleet AccountsCustom SchedulesService TrackingDOT CompliancePriority Service

READY TO GET YOUR TRUCK BACK ON THE ROAD?

Call us now or send a message — we respond fast.

AVG Diesel Mechanics

Orlando's heavy-duty diesel specialists. Serving commercial fleets and owner-operators throughout Central Florida.

Contact

+1 (407) 608-9049[email protected]
507 Zell Dr
Orlando, FL 32824
© 2026 AVG Diesel Mechanics LLC. All rights reserved.Licensed & Insured · Orlando, FL