A:AnswerMost can, the drive 53 cant.
When buying a GPS, make sure you review the connection methods supported by the device. It will give you a clue as to what it will or won't be able to do
A:AnswerNo?
The device itself can not connect to WiFi
However, a Windows PC is required to update the device using a included USB cable.
Your PC will need internet connectivity which may include (WiFi)
A:AnswerIt should work in the broadest sense of the word. The small screen size is a negative for such use.
I have had it provide routes that were fine for my SUV but would have been disastrous for a RV or 18 wheeler such as traveling through the Sierra Nevada’s Sonora Pass. (26 foot length limit, brake-burning grades up to 26%. )
There are better -albeit more expensive- choices for RVs and commercial vehicles
There are Garmin GPS units that are better optimized for RVs and commercial trucks by including larger screen , birds-eye views, and information that is more specific to those type vehicles