Garmin RV770 and propane restricted tunnels
Garmin is claiming on social media that the RV770 now lists propane settings in the RV characteristics and routes around propane restricted tunnels. In fact they claim this was added to the older R...
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I'm running firmware 3.05 (software 5.4) I could find no separate firmware update and per Garmin Express the GPS is "up to date"
