My Goodmans sat nav just stops when on route, jams, do you know why?

Corrupt SD Card, Goodmans GNAV10?

how can i get my goodmans sat nav repaired?

I have a goodmans gnav10?

How can i fix Goodmans GNAV10?

were can i get my sat nav repaired?

sat nav goodmans gnav10?

*HELLPPP* my Goodmans GNAV10 is charging, but it won't switch on!!?

goodmans gnav12?

GOODMANS G NAV10 FAULT?

goodmans sat nav?

how can i fix my goodmans gnav10?

Goodmans GNAV10 problem "signal too low. check antenea"?