I know some (maybe all?) mufflers have a small hole drilled in them for drainage of condensation moisture, wonder if......SFLGOAT said:I have an exhaust leak. Once i'm warmed up, I can hear the steady tick, tick tick coming from the rear of the car at idle. Not really annoying with the windows up. I'll have the dealer look at it when I take it in for replacement of some scratched interior trim when that comes in.