Garmin Nuvi Hardwire Cable (Mini-USB connector) for Garmin Nuvi
My GPS intermittently switched from charge to battery mode in use on the motorcycle--in other words, the power supply was intermittent. Then after proper installation and very little riding for three months it DIED. Checked the mini-USB connector: the metal shell was not connected to ground and two of the connector pins were shorted together. Also discovered the power cable is not shielded and has very light-gauge wires in it compared with the wiring out of the cigarette lighter charger that Garmin supplies