A transmission that demands to be repaired, rebuilt or replaced is pricey. Even if it begins off smaller at very first, if left alone it can progressively get worse which can lead to significant challenges like transmission failure. Seals – Seals can frequently turn into warped or worn out, causing a transmission fluid leak. Loose bolts or drain plugs can also cause a transmission fluid leak, which is why they want to be tightened effectively following a fluid transform or flush. When you happen to be driving on the road, your transmission is susceptible to loose rocks and other inconveniences that can strike and damage the pan. A transmission fluid leak in the input shaft will have fluid coming out from the front of the transmission.