poor performance

Good afternoon folks, Firstly, I'm new to the forum so apologies if this post is in the wrong location or has been covered previously, still finding my way around. Having read through the forum there's an amazing wealth of knowledge so I thought I'd share my woes to stimulate the grey matter of...

Hi, I have a C270 CD1 Auto (2005) Avantgarde. I have had the car since 32k miles and now had covered 80k. In the 2.5 years owning the car I have always maintained that the car has differing performance. I provide the following to help better describe the issue/s. 1] Most occasions the car...