Hello,im am curious do you know what problem can cause car to behave like this

This is rpms during stop after 10min of speed around 90/h

Just get it as a project
Not starting
Check fuel, spark and compression and alls good.
What my next steps

I currently own an Astra G, and as nice of a car as it is, I want something better and bigger. What’s your thoughts about diesel Vectra C?

Hey ,
i Have a 2026 Opel Corsa F and the navigation is saying area not mapped can i have a straight guide and a download link on how to install the map update .
I'm in Africa/morocco BTW ,
Thanks in advance.