Originally Posted by passing
dont put stop leak in it. fix the leak.
+1 it will damage the tranny. If it is an automatic, might be the seal on the oil pan. If it is a stick, might be the main shaft seal. If it is coming from the bell housing of the tranny, it could also be a rear main seal. You will have to drop the tranny to get to the rear main seal. Hope that this help.
'09 E92 ///M3 Interlagos Blue, 6MT
, Silver Novillo Leather, CF Trim, Premium Package, Technology Package, Cold Weather Package, Premium Sound, 19" Wheels, Moonroof-Toy/ '11 E90 328i
Black Saphire Metallic, Premium Package, Technology Package - Daily Driver '02 Nissan Xterra- Daily Driver/ '04 Yamaha R1
-Toy/ '06 Yamaha Raptor 350