Bonvallet has self-promoted repeatedly for the position of Coach for the National Team. Bonvallet has experience training university-level teams, such as Universidad Gabriela Mistral.
In 2007 Bonvallet was appointed manager of Deportivo Temuco (owned by Nehuen S.A.). The club was undergoing difficulty losing many games before Bonvallet took charge. This was his first chance of managing a professional team in the second division yet failure was not avoided with Temuco being relegated to the Chilean third division.
Has been on trial several times for publicly insulting managers, politicians, businessmen, etc.
In recent years he has earned a considerable support, while he auto proclaimed himself "El gurú".
Bonvallet has also coined a lot of insulting words and phrases, which became popular on his show TVO Channel thanks to the involuntary aid of another one, Caiga Quién Caiga.
Some of his notorious phrases are:
In June 2008 it was reported that there was a physical altercation between Bonvallet and a former Chilean football player Carlos Caszely. The location was a Santiago, Chile ice cream shop located in the commune of Las Condes. Witnesses reported that there was a fist fight after the two had an exchange of words.