Where do you put gearbox oil in a vauxhall astra sri?

To add gearbox oil to a Vauxhall Astra SRI, locate the gearbox filler plug, which is typically situated on the side of the gearbox. You may need to remove a cover or use a socket wrench to access it. Once located, use a funnel to pour the appropriate gearbox oil into the filler hole until it reaches the correct level. Always consult the owner's manual for specific details regarding the type of oil and the correct procedure for your model year.