Being owner of a car is necessary, we generally need it to get to our job and for a majority of our daily trips. This vital portion of our annual budget regularly triggers us complications, being conscious of oil leaking on your car is one of them… Indeed, an oil leak is almost never benign and can quickly lead to the breakage of your engine if you don’t discern it. If you are conscious of oil leaking on your Opel Insignia, you have come to the right place, we will first assist you to find the cause of the oil leak and, secondly, we will help you to fix it, if possible.

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Identifying the origin of the oil leaking on your Opel Insignia

If you find fluid leaking from under your Opel Insignia, the first right move is to check all of your levels (power steering, engine oil, brake fluid, coolant) to find out if any of them can promptly be defined as the origin of the leak. To limit the risks, it is certainly required to check your levels every 2 weeks to prevent any risk of engine breakage.
In our circumstance we will only be focused on circumstance you notice oil leaking from your Opel Insignia, as far as engine oil is concerned, the liquid will be quite viscous and in shades of brown to black and if it is gearbox oil, it will be rather in amber tones and will have a strong unpleasant smell.
It’s not constantly easy to find the cause of the oil that leaks on a Opel Insignia because of the space in the engine block, even so here are the simple steps to adhere to to find the origin of the oil:

  • Find the point where the oil falls, the spot from which it leaks onto the floor…
  • Track down the path of the dripping oil to its start, if the blot is too large, don’t be reluctant to clean the engine block and drive to be able to situate it easier.
  • To guide you, here is a list of the auto parts that most of the time cause oil to leak from a car: the drain plug and its seal; one of your crankcase gaskets; the oil pressure switch; the oil filter; the transmission drain plug; the transmission sealing rings.

Whenever possible, fix the part that made the oil to leak on your Opel Insignia.

Now that you’ve discovered the cause of the oil leaking, it’s time to get down to business. Obviously, for a while, you’ll be able to add more oil to top up the level, based on its intensity, but be aware that this is not a long lasting answer and that the leak could become worse at any time. We are going to present you the repairs that we think you can carry out alone with some know-how, tools and according to the accessibility that you are going to have on your engine. In any case, you should know that after repairing an oil leak on a Opel Insignia, you will have to swap your engine or gearbox oil.

Oil leakage from the drain plug and its seal on Opel Insignia

In this scenario, the solution is quite easy, you just have to lift your Opel Insignia, if possible perfectly horizontal, remove your drain plug, drain your engine oil, swap your drain gasket, tighten the plug to the right torque and check the hot engine to make sure the leak has been fixed.

Oil leaking over from the oil filter of my Opel Insignia

In case that your oil leak comes from your oil filter, you will simply need to replace it. To do this, take a filter wrench, remove the old filter, ensuring that that the gasket does not stick to the engine, place the new filter and tighten it moderately. Same test, hot check if oil is leaking from your Opel Insignia.

Oil leaking from the pressure switch of my Opel Insignia

To finish , if it is your pressure switch that is the cause of your leak on your Opel Insignia, you can, according to its accessibility, reach it and swap it very easily. To do this, place a drain tray under the part, disconnect the electrical wire, remove the part, quickly reposition the replacement pressure switch, clean the whole thing and do a hot check to validate that you no longer have any oil leaking from your Opel Insignia.

For any other type of leak, we recommend you to go to your repair shop because the repair requires too much expertise and tools to be conducted serenely alone.

If you need more guides on the Opel Insignia, go to our Opel Insignia category.