Our 95 124 Wagon- Rear rear window leaks by the antenna. (Not the rear hatch)

I was told by the dealerer doing a Starmark service that all the 124 wagons leak here.

It is very common. ...are these typical leakers? What's your experience?

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'03 E320 Wagon-Sold
'95 E320 Wagon-Went to Ex
'93 190E 2.6-Wrecked
'91 300E-Went to Ex
'65 911 Coupe (#302580)