Engine Diagnostics & Repair
Commercial Truck Engine Diagnostics & Repair
A healthy engine is the heart of every heavy-duty truck. At A&A Tires & Truck Center in Harrisonburg, VA, we provide expert engine diagnostics and repair services to keep your fleet running efficiently, reduce downtime, and prevent costly breakdowns.

Why Engine Diagnostics Are Critical
Modern heavy-duty truck engines are complex, and early detection of issues is key to avoiding serious problems. Engine diagnostics can identify:
- Faulty sensors or electrical issues
- Low fuel efficiency or performance drops
- Overheating or coolant system problems
- Emissions or exhaust system malfunctions
- Unusual noises or vibrations that indicate internal wear
Common Engine Problems We Fix
- Check Engine Light Issues: Pinpointing the exact cause quickly
- Fuel System Failures: Injectors, pumps, and fuel lines
- Cooling System Problems: Radiator, hoses, and thermostats
- Turbocharger & Exhaust Issues: Maintaining power and emissions compliance
- Oil & Lubrication Problems: Preventing wear and component damage
- Engine Overheating: Diagnosing causes and restoring safe operation
Recommended Engine Maintenance & Diagnostic Schedule
Regular maintenance combined with diagnostics helps prevent unexpected breakdowns:
- Daily / Pre-Trip Checks: Monitor gauges, fluid levels, and warning lights
- Every 5,000–7,500 miles: Oil changes and basic system inspections
- Every 15,000–30,000 miles: Engine diagnostics, filter replacement, and performance testing
- Annually: Comprehensive engine inspection and repair of worn components
Why Choose A&A Tires & Truck Center?
- Experienced Technicians: Skilled in all major heavy-duty truck engines
- Advanced Diagnostic Equipment: Quickly identifies engine issues
- Comprehensive Repairs: From minor fixes to major engine overhauls
- Preventative Focus: Solving small problems before they become costly
- Fleet-Focused Service: Minimizing downtime and keeping your trucks on the road
Schedule Your Engine Diagnostics & Repair Today
Don’t wait for engine trouble to disrupt your fleet. Contact A&A Tires & Truck Center at (540) 432-1620 or visit us in Harrisonburg, VA to schedule diagnostics and repair for your heavy-duty trucks. Keep your fleet performing safely and efficiently with expert care.