I had the same problem on my jeep, and I managed to get it to last for about 2 years before I fixed it, but it was an annoyance that I was so relieved was gone after I had it fixed.
I would say if you don't want to be annoyed with it, or perhaps get stuck one day, get it fixed.
'92 300CE - Sold
2004 C240 - C7 Wheels
2015 ML350 - P1, Pano, Ash poplar wood, Sport Dinamica interior, Running Boards Keyless go.