Originally Posted by gruVenn

Picked my car up from the dealer yesterday.

The dealer did the following this time.

- Disassemble both side B pillars body trim, trunk trim, seat belt assembly

- Confirmed water leak at tail gate wiring harness seal on both sides.

So it appears the leak was the grommets / wiring from the body of the car to the hatch (by the hinges). Extra sealant was added to the grommets where they attach to the car.

Hopefully this fixes things, I dont think there is anywhere else the water could be coming in thru.