I purchased a Garmin Zumo 550 in May 2007. I only use it for a month each summer for motorcycle touring. This means I have used it for months. On my last trip one rubber soft touch control button fell off. Without it the unit cant be used. The button is a 10 cent item. Garmins only repair option is a $180.00 exchange unit. No parts are available, and they wont simply replace the button. I spent $850.00 on this unit, and treat it very well, its in mint condition. I feel strongly that I should not incurr this type of expense on a unit which ha... read full review »