In this article we will try to help you solve a issue that can be annoying, and if not managed in time become a financial drain. Indeed, distinguishing a leak on your vehicle is rarely reassuring, and it is even less calming when it’s a gearbox leak on your Renault Laguna . In this article, we’re going to help you confirm that it’s in actual fact a gearbox leak, then, how to fix a gearbox or transmission leak, then, give you some prevention tips, and, at last, give you an idea of the price of the gearbox of a Renault Laguna.
Gearbox leak on Renault Laguna, origin and manifestation
If you have detected an oil stain on the ground, you will need to validate that this leak is in actual fact originating from the gearbox of your Renault Laguna. To do this, you will need to go under your car and follow the oil leak. If it is transmission oil, it must be originating from your gearbox sump or an adjacent room. Once affirmed, here are the possible roots of this transmission leak:
- A gearbox cap: If it’s incorrectly screwed on…
- Defective torque converter: Only equipped on automatic gearboxes.
- From the transmission oil sump: In the event that it is cracked or damaged
- One of your seals damaged
How to fix a gearbox leak on Renault Laguna?
After discovering the different roots of a gearbox or transmission oil leak on your Renault Laguna, we will try to describe to you what are your possibilities to fix this oil leak. Bear in mind that whatever the case, after having distinguished a leak, you must go to a garage to identify the exact origin of the leak, otherwise your gearbox might be irreparably damaged. However, here is how the service of the garage and the solutions that will be offered to you:
- Very often to identify 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 Renault Laguna, otherwise you’ll have to replace the complete gearbox
- At last, 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 Renault Laguna?
There aren’t many alternatives to avoid gearbox leaks on your Renault Laguna , nevertheless here are the three most effective:
- Frequent oil changes on your gearbox deck.
- Drain your gearbox and put new oil in it. If you want to know everything about this action, please go through our article on this subject.
- Use a specific additive for maintenance of gearbox seals, these additives will restore flexibility and enable to plug moderate leaks, you will locate some for a few dozen euros at Oscaro.
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Price of a Renault Laguna gearbox
At last, we would like to give you an idea of how much it costs to replace the gearbox of a Renault Laguna. As you have understood, gearbox problems generally lead to a complete replace of this part. It is hard to give you a precise price because depending on the garage the labour can vary a lot and depending on your engine the component will as well have a different price, nevertheless, we estimate that the repair, labour included will cost you between 800 and 2000 euros , knowing that the component alone costs between 400 and 1000 euros.
To find more tips on the Renault Laguna, take a look at the Renault Laguna category.
