Quote:
Originally Posted by lupin..the..3rd
x2, with the LM DP product, the fuel coming back from the return line is almost BLACK! LM DP really works. But you have to use it properly i.e. run it straight from a separate container. It cannot be mixed into your tank.
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Hi
After changing out my leaking return lines on my 1985 300Td -t, the returning Diesel Purge came back perfectly clear - not black.
Leads me to think that all that black stuff people keep seeing in thier returning Diesel Purge - is really from deteriorated return lines.
For what its worth,
Joseph