1991 Chevy S-10 fuell

1991 CHEVROLET S-10
124,000 MILES • 4 CYL • 2WD • MANUAL
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CATHY4236
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  • 3 POSTS
put new fuel pump and sending unit in changed fuel reg. now not getting power check wires and fuses check with light tester and its low light
Mar 27, 2008 at 3:01 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.
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MASTERTECHTIM
  • CAR REPAIR CONTRIBUTOR
  • 4,750 POSTS
are you checking the gray wire? this should have a BRIGHT LIGHT WHEN CRANKING OR FOR 2 SECONDS WHEN THE KEY IS TURNED ON.
Mar 27, 2008 at 3:23 PM
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CATHY4236
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  • 3 POSTS
yes checking gray wire the key is on and the test light is dim
Mar 27, 2008 at 3:47 PM
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MASTERTECHTIM
  • CAR REPAIR CONTRIBUTOR
  • 4,750 POSTS
check the fuel pump relay connection, if ok check voltage at the relay and see if it is dim. disconnect the relay and key on engine off check for voltage, it should be bright.
Mar 27, 2008 at 3:57 PM
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CATHY4236
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  • 3 POSTS
it was the computer
Apr 1, 2008 at 10:32 PM