Engine technology

Good

Lot of subjects related topic ... good more informative

App was auto updating, I have automatic updates turned off. Kind of sketchy.

Very helpful

Good

Please improve design and specifications ! And please ad more information about car parts ! That you very much ! ! !

So....

Good app. Lots of info on the subject.

It have been very helpful to me (a DIY mechanic) (mthethwa np, Durban)

it is really helpful