Genuine Hyundai Transmission Oil Coolers

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What Are Hyundai Transmission Oil Coolers?

A transmission oil cooler is a vital component that helps regulate the temperature of your Hyundai’s transmission fluid. It works by circulating transmission fluid through a cooler—often located near the radiator—where heat is dissipated before the fluid returns to the transmission.

By keeping transmission fluid at the optimal temperature, the oil cooler:

  • Prevents overheating and fluid breakdown
  • Protects internal transmission components
  • Extends the life of your transmission

Symptoms of a Bad Transmission Oil Cooler

A failing transmission oil cooler can quickly lead to overheating and costly damage. Common signs of a bad or failing oil cooler include:

  • Transmission overheating warnings
  • Fluid leaks around the cooler or transmission lines
  • Burnt-smelling or dark transmission fluid
  • Slipping gears or poor shifting performance
  • Unexpected transmission failure if left unaddressed

If you notice any of these symptoms, have your vehicle inspected immediately. Replacing a faulty oil cooler with a Genuine Hyundai Transmission Oil Cooler ensures the right fit, maximum efficiency, and long-term reliability.

Shop Genuine Hyundai Transmission Oil Coolers

At Jefferson Hyundai Parts, we stock Genuine Hyundai Transmission Oil Coolers for most Hyundai models, including i30, Santa Fe, Tucson, Kona, Palisade, and more.

If the part you need isn’t listed in our online store, simply contact us—we can source it directly from Hyundai. We also offer fast Australia-wide shipping so you can get back on the road sooner.