it started leaking and then next day it didnt leak at all, and today it was leaking againIt is in the front really frontAny ideas please ? thanks.Red fluid is usually automatic transmission fluid, but it could be power steering fluidA lot of newer vehicles have a transmission fluid cooler built into the radiator, if your PT is like that, there will be 2 lines (probably aluminum tubing) going into and out of the side of the radiator, one of these could be be leakingCheck your transmission fluid level, and your power steering fluid level, if one of them is low that is probably where the fluid is coming from.Other related question