1997 Chevy Suburban fuel pump

1997 CHEVROLET SUBURBAN
100,000 MILES • V8 • 4WD • AUTOMATIC
Avatar
MSYNOSKY
  • MEMBER
  • 3 POSTS
i have power on the orange wire at relay, no power at grey wire on relay. i jumped across to grey wire 12v and pump still did not run.does this mean pump is bad? why is there not 12v on grey wire?
Apr 13, 2010 at 8:33 AM
Advertisement
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Jumping the orange wire to gray should cause the fuel pump to come-test the fuel pump

No power at gray wire -check the computer controlled circuit of the fuel pump relay.
Apr 13, 2010 at 9:03 AM
Avatar
MSYNOSKY
  • MEMBER
  • 3 POSTS
what am i looking for on the computer side of the fuel pump relay?
Apr 13, 2010 at 9:08 AM
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Should have power on the dark green and white wire
Apr 13, 2010 at 3:28 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.