Depends. It also helps let you know if you are having a connection problem with the Tow Vehicle (TV) at times.
I have LED taillights and an EZConnector system so it’s not usually an issue for me. I still do visual taillight checks at regular intervals. I do drive with lights on all the time anyway.
Rich, KE4GNK/AE, Overkill Engineering Dept.
'The Silver HamShack' ('07 International 22FB CCD 75th Anniversary)
Multiple Yaesu Ham Radios inside and many antennae sprouting from roof, ProPride hitch, Prodigy P2 controller.
2012 shortbed CrewMax 4x4 Toyota Tacoma TV with more antennae on it.