See more from Ask Carzone 
Belt or chain on my Insignia?
my insignia is on 63 plate is this chain or cam belt and when should it be replaced please
Our answer:
Hi Mahesh,
We're going to assume your car has the popular 2.0 CDTi diesel engine. That has a minimum change interval of 150,000km or six years - whichever comes first.
Have a motoring question? Ask us here!
Ask us anything motoring related and please provide as much information as possible so we can give you the most accurate advice.