For those wanting to use their GO 710/910 a bit more, but were frustrated because the suction cups on the holders are the weak spot (as is for all tomtoms of that generation), here's what I did for mine:
- Remove all traces of the former rubber suction cup
- Use a rotary tool like a Dremel with a sanding band to level the place where the suction cup was seated.
- Buy a suction ...