Mk7 golf water leaks steaming up badly both rear doors and boot vents needed sealed.The seals on the air vents located behind the rear bumper can deteriorate, letting water seep into the boot area, particularly into the spare tire well. Fix: Remove the bumper and tail lights to access the vents, clean them, and apply silicone sealant around the frame before reinstallation. Then VW Golf Mk7 rear door water leak is most commonly caused by a failed seal around the door speaker, which allows water t