loud fuel pump

[kittom]

my fuel pump is making a loud high pitched sound. I s that a sign its going out?

thanks,
tom

 

[1998Suburban]

Yep, especially if it had been quiet up to this point. I'd recommend the Delphi pump as it comes with the upgraded harness and connector. The flat connector has to be spliced to the body but, per GM, the OE square connector has issues.

 

[jerryjoe28]

defiantly could be x2 on Delphi or AC delco