combo van service light reset

Hi all while looking for a way to reset the spanner service light on my movano 2006, I only found the pedal combo method for models from 2007onwards. I even tried it on my van but it didnt work. Any suggestions out there on how to reset that light? thanks

I have a vauxhall combo 1.7 cdti panel van 2010 plate. 90k miles on the clock. Just been serviced at an independent who didn't know how to reset the service light. I did exactly what all others say to reset the service light and it worked, service light off and stayed off for the duration of...