Hello I need help I am working on a 1983 350sl, I had to remove and install the dash cluster a few times and had no problem the last time I had to remove it was to look at the A C line when I put it back in now I am trouble .When i put on flasher tep and oil gauge arm flickers with the flashing, left makes right flash only on cluster outside left goes with left can anyone help please

 

We had an electrical guy come to look at the car. turned out one of the pins from the dash lights fell off and was causeing the short