Garmin Street Pilot c330 drivers are tiny programs that enable your GPS hardware to communicate with your operating system software.
Then once you have the program downloaded - double click it to install - and reboot your computer.
Then power on and connect your Garmin and see if the program will work properly then.
I have a Garmin Street Pilot c330 that is several years old. Disconnect the Garmin from your computer and install the program first.
To do this, go to this web site and download the Garmin Web Updater program (detailed instructions are provided on the referenced link).
May need to set the interface option on GPS to Garmin or host.
I looked on the c330 model and could not frnd where to set the interface as indicated. Hi John, You may have a conflict - do you have another USB port on your computer you are not using?Using outdated or corrupt Garmin Street Pilot c330 drivers can cause system errors, crashes, and cause your computer or hardware to fail.Furthermore, installing the wrong Garmin drivers can make these problems even worse.To do this go to this web site (click the agree at the bottom of the page to get to the driver) and download the Garmin Communicator.Power off and disconnect the Garmin from the computer.Subscription auto-renews at the end of the term (Learn more).