Order Hyundai Sonata Transmission Parts In Canada & Hyundai Sonata Transmission Parts Locate Hyundai Sonata Auto Trans Parts Catalog. Maintaining your Hyundai Sonata's automatic transmission is crucial for seamless gear shifts and a longer vehicle life. Regularly check fluid levels and change the fluid as recommended to prevent wear on the transmission components. If you experience delayed shifts or hear unusual noises, it's time to consider replacing parts. Opt for high-quality materials like OEM-grade solenoids and torque converters to ensure compatibility and durability. When shopping online, look for comprehensive kits that include gaskets and filters, and remember to verify the parts fit your Sonata model year for a hassle-free installation. Proper maintenance and choosing the right components will keep your Sonata's transmission running smoothly.