I have a 91 chev 1/2 ton 4x4 with a 6.2 diesel. I just replaced my electrical fuel pump, and now I ?m noticing my pump is running all the time with the engine running! is this normal?????? it?s also pretty noisy!
Thanks for your time guys.
91 elect fuel pump always on,????
Feb 19, 2005
2 Replies
First reply
Yes, the pump should run the whole time the engine is running. You wouldn't get fuel to the engine if it didn't...
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If the noise is coming from direct contact, add some rummber grommets between the pump and the frame. It should be fairly easy to make a sound isolation mount.
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