Hi,
just got a bit of a mystery when i went to the dealers.
His card reader says my Astra is 92kw, but my registration says its 81kw.
How can I physically tell the difference?

Thanks!

Hi, I have an Astra J, 1.7 diesel - 81kw from 2010 and I have a big problem for more than a year. When the engine is at normal temperature (90 degrees) when I drive constant between 1800-2100 RPM the whole car shuddered. When the engine is cold there is no problem.

I cleaned the EGR (only EGR is clean now, not the whole admission system), I changed it with a second one and also changed it with a new one and the problem persists. If I unplug the EGR cable, the problem doesn't appear. On the te