I'm about to get a Vectra SRi 1.9CDTi and plan to do 30-35k a year for 3 years, but I'd like to know what the service costs will be.

I'm assuming 20k, 40k, 60k, 80k, 100k and 120k at main dealer, what will this cost per time?

Also what will a set of 19" tyres set me back?