Transmission Repair & Replacement in Hickory, NC

At Tech3 Automotive, our Transmission Service Team specializes in diagnosing and repairing automatic, manual, and CVT transmissions with accuracy and transparency. Using OEM-grade diagnostic tools and advanced programming systems, we ensure every repair meets factory specifications — so your vehicle shifts smoothly and performs at its best.

Expert Transmission Diagnostics

Modern transmissions are complex electronic and mechanical systems. Tech3 Automotive uses OEM and advanced aftermarket scan tools to quickly identify shifting issues, sensor failures, and fluid pressure irregularities.

Common issues we diagnose include:

Slipping or delayed shifting
Harsh or erratic gear changes
Transmission fluid leaks
Warning lights or error codes
Torque converter or solenoid failures

Transmission Repair & Rebuild Services

We handle everything from minor service to full rebuilds or replacements. Each repair includes a detailed estimate, fluid inspection, and performance verification.

Our services include:

Transmission fluid flushes & filter replacements
Clutch replacements & flywheel resurfacing
Solenoid & valve body service
Transmission cooler replacement
Rebuilds and full replacements using OEM-grade parts

Computer Programming & Module Calibration

Today’s transmissions rely on complex software communication with the vehicle’s ECU. Tech3 Automotive performs computer programming, TCM reflashing, and software updates to correct performance issues and ensure compatibility with new or rebuilt components.

Preventative Transmission Maintenance

Routine transmission service helps extend vehicle life and prevent costly repairs. Our technicians recommend fluid and filter changes at manufacturer-specified intervals, and we offer road testing and thermal scanning for proactive monitoring.

Preventative options:

Fluid & filter replacement
Inspection for leaks and wear
Shift quality analysis
OEM-spec fluid refills

Why Drivers Choose Tech3 for Transmission Repair

Feature	Benefit
Advanced Diagnostic Equipment	Identify issues precisely with factory-level scan tools.
Certified Technicians	Dealership-trained professionals for all makes & models.
Transparent Process	We explain your options before performing any repair.
Software Expertise	ECU & TCM programming for modern drivetrains.
Full-Service Facility	All repairs, from minor leaks to rebuilds, done in-house.

Schedule Transmission Service Today

Whether your transmission needs a simple fluid change or a complete rebuild, Tech3 Automotive delivers dealership-level precision with honest, local service.