fuel pump not working?

2002 GMC SIERRA
254,000 MILES • V8 • 4WD • AUTOMATIC
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MIKEBAIN
  • MEMBER
  • 1 POST
i just put a new fuel pump,filter,relay and fuse on my truck and there is no power going to the pump. also i found out that the old pump still works. so i am wondering what would cause the pump to lose power.
Feb 14, 2009 at 3:09 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Hello,

It sounds like the fuel pump relay needs to be checked here is a guide and the reay location so you can run the test.

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

Check out the diagrams (Below). Please let us know what happens.

Cheers
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Feb 14, 2009 at 3:15 PM
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MAILMAN008
  • MEMBER
  • 2 POSTS
Thank you so much for this post helped me get my truck going again I love this site.
Jul 6, 2018 at 8:17 AM
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