1997 Audi A6 Water On Passenger Floor

The clogged drains have caused trans to go into limp home mode.
1997 audi a6 water on passenger floor. As i drove uphill water would come rushing through a vent near the passenger side floor. This forces the water into the car and seeps down under the passenger floor to the transmission computer box. After heavy rains we were seeing water in the passenger footwell. Car bucked a bit then settled down.
I had 4in of water in the back and front passenger side floor at that time the dealer techs tired to tell me it was due to the sunroof drain being plugged. At edmunds we drive every car we review performing. Electrical harness must have gotten wet. The drain that is clogged is under the car battery.
In my situation water flowed through ventilation pipes onto the. The cause of the leak is a clogged passageway blocked by leaves or debris on top on the windshield wiper covers. I told them to show me. I pulled the glovebox to do a little digging and found that the source of the water was the hvac cutout on the firewall.
If its not open water goes into car. I cleaned out the drains in the cowl which desperately needed it but that didn t solve it. Audi a6 audi a6. Please see part 2 because i ve found another place which can cause problem looking through different internet forums i ve found that i m not the only one.
Hard to start and or even go into drive. Not sure what years this applies to but there was a successful class action suit against audi based on this specific problem. My audi allroad 2001 has water in passenger side seat area and drain to rear passenger side floor area. My 2001 passat 1 8t sludge maker 3 times in 40 000miles had a water intrusion problem in 2005 during a heavy rain here in los angeles.