On this page we will try to help you resolve a problem that can be annoying, and if not managed on time become a financial drain. Indeed, spotting a leak on your car is hardly ever reassuring, and it is even less calming when it’s a gearbox leak on your Lexus GS . Today, we’re going to help you confirm that it’s in fact a gearbox leak, then, how to remedy a gearbox or transmission leak, then, give you some prevention suggestions, and, finally, give you an idea of the price of the gearbox of a Lexus GS.

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Gearbox leak on Lexus GS, source and symptom

If you have noticed an oil stain on the ground, you will need to verify that this leak is in fact coming from the gearbox of your Lexus GS. To do this, you will need to go under your car and follow the oil leak. If it is transmission oil, it must be coming from your gearbox sump or an adjacent room. Once verified, here are the possible origins of this transmission leak:

  • A gearbox cap: If it’s improperly screwed on…
  • Defective torque converter: Just present on automatic gearboxes.
  • From the transmission oil sump: In case it is cracked or broken
  • One of your seals broken

How to fix a gearbox leak on Lexus GS?

After discovering the different origins of a gearbox or transmission oil leak on your Lexus GS, we will try to explain to you what are your possibilities to remedy this oil leak. Bear in mind that whatever the case, after having determined a leak, you must go to a garage to determine the exact source of the leak, in any other case your gearbox may be irreparably broken. However, here is how the service of the garage and the solutions that will be offered to you:

  • Very often to determine the leak, the mechanic will have to dismantle your gearbox, which will involve a high labour cost.
  • If you’re lucky and it’s just a gasket, your mechanic will replace it and reassemble the gearbox of your Lexus GS, in any other case you’ll have to replace the complete gearbox
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  • At last, for the do-it-yourselfers, it is possible to use a sealing kit which is only powerful in the case of small leaks, this kit is worth around 40 euros

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Prevention: How to avoid gearbox leaks on your Lexus GS?

There aren’t many solutions to avoid gearbox leaks on your Lexus GS , however here are the three most effective:

  • Regular oil changes on your gearbox deck.
  • Drain your gearbox and put new oil in it. If you want to know everything about this manipulation, please go through our content on this subject matter.
  • Use a particular additive for routine service of gearbox seals, these additives will restore flexibility and enable to plug slight leaks, you will discover some for a few dozen euros at Oscaro.

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Price of a Lexus GS gearbox

At last, we would like to give you an idea of how much it costs to replace the gearbox of a Lexus GS. As you have understood, gearbox problems generally lead to a complete replace of this part. It is tricky to give you a precise price because based on the garage the labour can vary a lot and based on your engine the part will as well have a different price, however, we estimate that the repair, labour included will cost you between 800 and 2000 euros , knowing that the part alone costs between 400 and 1000 euros.

If perhaps you have any additional questions about the Lexus GS, do not hesitate to consult our Lexus GS category.