Is the mk4 astra 2.0dti radiator the same as whats in the 1.7 model?

The radiator for the MK4 Astra 2.0 DTI is generally not the same as the one used in the 1.7 model. While both vehicles may share some components, the cooling system specifications can differ due to engine size and design. It's best to consult the vehicle's service manual or a parts specialist to confirm compatibility.