Quote:
Originally Posted by v8volvo
IIRC the 700 series diesel cars have an open tank vent with some type of rollover valve that closes the vent if the car ends up with the wheels in the air.
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V8volvo, I can confirm that this is very true bc I worked on the 740 while the car was upside down. There was no fuel leaking from the tank or anywhere. It was very hard work to try removing the fuel filler assembly that way, and I was ready to take a shower in diesel fuel but it never came.