VAPOR LOCK
I'm experiencing what I believe is vapor lock in my 1990 E350 Class C. Happens when I climbing hills, especially when it's hot out. I can see the engine temp gauge rise and start looking for a wide p...
Forum Discussion
Already got a new fuel pump and it has helped a little. However, I do plan to insulate the pump and line if I can reach them easily. A company called Thermotec seems to have various insulating products and I've seen them at an auto parts store.
