tv140 Guest Mar 6, 2001 #1 This oil must be coming from a leak in the expansion valve or the evaporator in the roof. It could also be just an o-ring(probably what it is). A little bit of oil can make a large mess.
This oil must be coming from a leak in the expansion valve or the evaporator in the roof. It could also be just an o-ring(probably what it is). A little bit of oil can make a large mess.