Does my signum have a DPF

[mattv6diesel]

trip computer goes up on idle from .2 gallon a hour to 1 and mad as it sounds you will feal it as the turbo always tries to boost hard and you will feal the throttle change.

[slipperysam1984]

do't you get a light come up on the dash?

[mattv6diesel]

dont think vectra do v6 doesn't. 19's the glow plug (pigs tail) light will flash on some models. have a read of your book might tell you a bit more.

[slipperysam1984]

thanks for all your replies. i will read my book

[Big Sig]

I think the rear heated window light and the glow plug light used to come on - something like that - but people were booking their cars in at the dealers as they thought there was something wrong. It was removed during an update that its probably had while in for a service.