2.0 Sealant/Super Glue/Contact Cleaner: Sealant
Aftermarket accessory installations which require routing electrical wires through metal body panels are to have the access holes sealed.
See S.I. Bulletins B 61 04 89 (1836) and B 61 03 90 (3053).
(former BMW Part No. 81 22 9 400 013)
SEALANT SPECIFICATION