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I would like to know if there is a way to test the fuel pump relay on my truck
1993 GMC SIERRA
I have changed the fuel filter on my truck, still having trouble, would like to see about testing fuel pump relay before dropping the gas tank
have the same problem?
Saturday, November 5th, 2011 AT 6:16 PM
First, check to see if there is power to the relay, both in and out. You should have 12v both in and out.
Saturday, November 5th, 2011 AT 6:18 PM
IF THERE'S ANOTHER ONE EXACTLY LIKE IT IN YOUR RIG
SWAP 'EM SEE IF THE OTHER SYSTEM WORKS
Sunday, November 6th, 2011 AT 4:38 AM
to post a reply.
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