Engine Repair & Diagnostics in Hickory, NC

When performance drops or warning lights appear, Tech3 Automotive delivers the precision and technology needed to diagnose and repair your vehicle’s engine accurately. Our technicians use OEM-level diagnostic equipment and manufacturer data to pinpoint issues quickly — from simple misfires to full engine replacements.

Advanced Engine Diagnostics

Modern engines rely on complex electronic systems. At Tech3, our technicians use factory-grade scan tools and live data monitoring to identify root causes accurately — not guesswork.

We diagnose

Check engine light & drivability issues
Poor fuel economy or rough idling
Timing & misfire faults
Sensor or ECU communication errors
Overheating or coolant system failures

Diagnostic tools include

OEM & aftermarket scan systems
Cylinder leak-down & compression testing
Fuel pressure & injector testing
Thermal imaging for temperature mapping

Engine Repair & Replacement Services

Whether your vehicle needs a minor repair or a complete rebuild, Tech3 Automotive’s mechanical repair specialists deliver dealership-level quality with transparent communication.

Our capabilities include:

Timing belt & timing chain replacement
Head gasket and valve repair
Engine resealing & gasket replacement
Engine rebuilds and full replacements
Cooling system service (radiators, water pumps, thermostats)
Fuel injection and ignition system repair

Engine Performance & Programming

For modern vehicles, mechanical performance is directly tied to software calibration. Tech3 Automotive offers engine tuning, module reprogramming, and ECU updates to ensure optimized power, reliability, and emissions performance.

Software services include:

ECM/PCM/TCM reflash and updates
OEM reprogramming for replacement modules
Performance calibration (as supported by manufacturer)
Resetting adaptive learning systems

Preventative Engine Maintenance

Routine maintenance is the best way to prevent major engine failure. Tech3 offers comprehensive preventive services that extend engine life and ensure reliability.

Recommended maintenance includes:

Regular oil & filter changes
Coolant and fluid flushes
Spark plug and coil inspection
Air filter & fuel filter replacement
Timing component inspection (60k–100k intervals)

Why Drivers Trust Tech3 Automotive

Feature	Benefit
Factory-Level Diagnostics	Identify exact fault codes and mechanical failures with precision.
Complete Engine Capability	From head gasket to full replacement — all performed in-house.
Certified Technicians	Dealership-trained experts for domestic, import, hybrid & EV.
Efficient Turnaround	Streamlined diagnostic and repair process.
Transparent Estimates	Clear communication and no hidden fees.

Schedule Engine Repair or Diagnostic Service Today

If your engine light is on or your vehicle isn’t performing like it should, contact Tech3 Automotive for accurate diagnosis and expert repair.