Why is my opel corsa utility1.7 td 2008 leaking oil between the head and the block?

An oil leak between the cylinder head and the engine block in your 2008 Opel Corsa Utility 1.7 TD could be due to a few reasons, most commonly a failing head gasket. Over time, the gasket can degrade, allowing oil to escape from the engine. Other potential causes may include warped cylinder heads or loose bolts that have not maintained proper torque. It's advisable to have the issue inspected by a mechanic to prevent further engine damage.