Another spot could be through the trim holes under the outside body strips....where the little plastic clips fit into. They are in the right spots to leek into the wheel wells....

__________________
'87 924S
'81 280SEL

Sold ->

81 300SD -
93 300E w/ 3.2
85 300D-
79 300SD
82 300CD
83 300CD - CA
87 190E 5 spd
87 Porsche 924S

"..I'll take a simple "C" to "G" and feel brand new about it..."