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2nd Gen Ram Tech1994-2001 Rams: This section is for TECHNICAL discussions only, that involve the 1994 through 2001 Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
New relay is worthless if there is no power to the relay. Key in run position, check with test light or multimeter that you have power on pin 30. If not, check the fuse. If you have power, you can jump the pins 30 and 87 to see if the pump actually works. If yes, then you have problem in a circuit that activates the relay.