Fuel pump wiring diagram

1996 GMC C3500
150,000 MILES • 5.7L • V8
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GEORGE GILLAM
  • MEMBER
  • 4 POSTS
No fuel psi.
Mar 2, 2019 at 6:27 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Good evening,

I attached a wire diagram for you to view. Check the highlighted wire for power when cranking.

Roy
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Mar 2, 2019 at 6:50 AM
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GEORGE GILLAM
  • MEMBER
  • 4 POSTS
Roy, thank you. i am cleaning up someones hack job.
Mar 2, 2019 at 8:41 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Got it.

You are welcome.

Always glad to help.

Roy
Mar 2, 2019 at 8:53 AM
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