2000 Gmc Truck Think Security System Shut Fuel Pump Down Somehow Relays Good

2000 GMC TRUCK
147,000 MILES
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BIG AV
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I think the security system has shut my fuel pump down somehow...relays good,no fuel at engine port,fuel pump is not running ,when key turned on,also added fuel treatment to tank for water possibility freezing?....
Jan 24, 2013 at 5:36 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
is the security light on and flashing??

it could also be a failed fuel pump as well.

Roy
Jan 24, 2013 at 7:10 PM
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