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I hope you had a short learning curve!!I've been known to buck the system on occasion. I think it's part of the leaning process.![]()
I would not trust the Garmin real-time low height warnings; there is always a time lag possibility. Having a GPS with low height warning capability is not a substitute for driver attention. When you are using a pre-determined route, the software has the opportunity to identify any low-height situations in advance and store them. In real-time, the software has to continually search. And, the database is not perfect.I have a question that you guys may be able to answer. Most of the time I don't have a route running on my GPS (I wing it a lot!). If you do not have a route running do you still get warnings for low clearances?
I would not trust the Garmin real-time low height warnings; there is always a time lag possibility. Having a GPS with low height warning capability is not a substitute for driver attention. When you are using a pre-determined route, the software has the opportunity to identify any low-height situations in advance and store them. In real-time, the software has to continually search. And, the database is not perfect.
We use the low-height warning function in our Garmin RV 760LMT for route planning, but not for real-time warnings.
TJ
The only part I don't like with the 770 is at fuel stops. It seems it's decided on a reroute when you get off the highway (freeway for left coasters) and when you leave the fuel stop it doesn't want to get you back to the high/free-way. You have to ignore it and find your way back to the interchange and then it will work. What I have not tried is after fueling up forcing it to recalculate, and not sure if it has that option. May have to stop and restart the route from the recent list.
Thanks Jabber Jaw, that's what I was wondering.Mine has seemingly had a warning, like a " red triangle " pop up prior to the overpass or bridge!
Has caused no issues, BUT, I do always look at road signs, etc, while driving.
To me, attention to the road is 100% while driving!