Drives like an old man
I think they meant "trickle charge." Weak batteries do strange things to LRs. Never seen a goofier electrical system.Sometimes it's the little things. I've seen batteries do some unexplainable things. I've seen alternators that tested good emitting an AC ripple that freaks out an entire electrical system.
I do know one thing for sure-- in about a decade, way more auto technicians will be living in nice houses in the suburbs.