fuel system

1988 CHEVROLET TRUCK
109,010 MILES • V8 • 2WD • AUTOMATIC
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1BADROOSTER
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  • 1 POST
why do i have no power to my fuel pump? fuse good relay has 1wire hot constant and 1 hot when switch is on.1988 c-1500 2wd
Mar 26, 2011 at 2:15 AM
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MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
Hot wire for a few sec's is the pump cycling on ignition, if pump is not working at this time the pump will be faulty.
Mar 26, 2011 at 3:25 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
If it fires up after the 2secs priming and dies out check the fuel pump and fuel sending unit
Mar 26, 2011 at 4:18 AM
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