Today we will try to help you resolve a problem that can be annoying, and if not managed in time become a financial drain. In fact, finding a leak on your car is never reassuring, and it is even less reassuring when it’s a gearbox leak on your Bmw Serie 1 E82 . Today, we’re going to help you verify that it’s in actual fact a gearbox leak, then, how to fix 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 Bmw Serie 1 E82.

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Gearbox leak on Bmw Serie 1 E82, source and symptom

If you have noticed an oil stain on the ground, you will need to ensure that this leak is in actual fact coming from the gearbox of your Bmw Serie 1 E82. To do this, you will need to go under your vehicle and follow the oil leak. If it is transmission oil, it must be coming from your gearbox sump or an adjacent room. Once validated, here are the possible sources of this transmission leak:

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

How to fix a gearbox leak on Bmw Serie 1 E82?

After discovering the different sources of a gearbox or transmission oil leak on your Bmw Serie 1 E82, we will try to describe to you what are your possibilities to fix this oil leak. Remember that no matter the reason, after having distinguished a leak, you must go to a mechanic to determine the exact source of the leak, in any other case your gearbox might be irreparably broken. Nevertheless, here is how the service of the mechanic and the solutions that will be offered to you:

  • Very often to determine the leak, the auto technician will have to dismantle your gearbox, which will involve a high labour cost.
  • If you’re lucky and it’s just a gasket, your auto technician will change it and reassemble the gearbox of your Bmw Serie 1 E82, in any other case you’ll have to replace the complete gearbox
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  • Finally, for the do-it-yourselfers, it is possible to use a sealing kit which is only effective 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 Bmw Serie 1 E82?

There aren’t many solutions to avoid gearbox leaks on your Bmw Serie 1 E82 , 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.
  • Use a specific additive for routine service of gearbox seals, these additives will restore flexibility and allow to plug moderate leaks, you will find some for a few dozen euros at Oscaro.

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Price of a Bmw Serie 1 E82 gearbox

Finally, we would like to give you an idea of how much it costs to replace the gearbox of a Bmw Serie 1 E82. 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 mechanic the labour can vary a lot and based on your engine the part will also 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 you wish more tutorials on the Bmw Serie 1 E82, go to our Bmw Serie 1 E82 category.