Avionics

Avionics Services

 

At Propelling Aviation, we provide complete avionics installation, repair, and upgrade services for general aviation aircraft. As an authorized Garmin, Avidyne, Aspen, and S-TEC dealer, we deliver precision craftsmanship, personalized support, and cutting-edge technology — all at competitive prices.

Our avionics team serves aircraft owners throughout Rockwood, Knoxville, and East Tennessee, helping pilots fly safer, smarter, and more efficiently.

 

Avionics Installation and Upgrades

Propelling Aviation specializes in Garmin and Avidyne avionics upgrades for Cirrus, Piper, Cessna, and Beechcraft aircraft. Whether you’re looking to modernize your cockpit or enhance situational awareness, our certified technicians ensure seamless installations and reliable performance.

We install and support a full range of advanced systems, including:

 

  • Garmin G3X Touch, G500 TXi, GI 275, and GTN 750Xi

  • Avidyne IFD440, IFD550, and Vantage displays

  • Aspen Evolution flight displays

  • S-TEC autopilot systems and integrated flight controls

 

Our experienced project managers tailor every upgrade to your aircraft’s configuration and mission profile — ensuring optimized performance, safety, and long-term value.

 

Avionics Troubleshooting and Repair

When electrical or display issues arise, accuracy and experience make the difference. Our avionics specialists handle diagnostics, repairs, and calibrations on communications, navigation, and flight display systems.

Using advanced test benches and factory-authorized tools, we identify and correct problems with:

 

  • Flight management systems

  • Communication and navigation radios

  • Transponders and ADS-B systems

  • Electronic flight instrument systems (EFIS)

  • Autopilot components

We diagnose quickly, repair efficiently, and return your aircraft to service with minimal downtime — always meeting FAA standards for safety and reliability.

 

Avionics Maintenance and Inspections

Routine avionics inspections help prevent costly issues and keep your systems in top condition. Our team performs avionics checks during annuals, 100-hour inspections, and prebuys, ensuring compliance and confidence before every flight.

We verify wiring integrity, software updates, and functional accuracy across all systems, from GPS navigation to audio panels.

 

AOG and Emergency Avionics Support


If your aircraft is grounded, our AOG avionics support team is ready to respond. We provide rapid onsite diagnostics and repairs across East Tennessee, helping minimize downtime and restore mission readiness quickly.

Our goal is simple: to get you back in the air safely and efficiently — with solutions that last.

 

Why Choose Propelling Aviation

 

  • Authorized Garmin, Avidyne, Aspen, and S-TEC dealer

  • Specialists in Cirrus, Piper, Cessna, and Beechcraft avionics

  • Expert installation, troubleshooting, and repair services

  • Fast AOG response across East Tennessee

  • Competitive pricing and personalized upgrade planning

At Propelling Aviation, our commitment to quality, precision, and customer satisfaction drives everything we do. Whether you’re upgrading to the latest glass cockpit or maintaining legacy systems, our avionics team ensures your aircraft’s technology performs flawlessly — every flight, every time.

Below are just a few examples of what we can do for your plane: