What is the process for switching an RVView2 with a Trek3? BMPRO Customer Support December 15, 2021 00:55 No special process is required. Both unit connect using a CAN bus, so the RVView2 can be simply swapped out for a Trek3. Related articles How do I change my BatteryPlus35's bulk voltage using the Trek? Comments 0 comments Please sign in to leave a comment.