Where is central locking relay on vectra?

In a Vauxhall Vectra, the central locking relay is typically located in the fuse box. Depending on the model year, this fuse box can usually be found either under the dashboard on the driver's side or in the engine compartment. To identify the relay, consult the vehicle’s owner manual for the specific fuse box layout, as the location may vary slightly between different models and years.