this is the problem. we have a 2002 dodge caravan. what happens is that only on the right front side, the tire will deflate without there being any puncture or what not. we've check it out filled and put it in water to find air bubbles , and nothing showed up , so there is no puncture for sure. now im stuck at what the problem cud b. can anyone here, any help would b greatly appreciated. thanx in advance.