GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Fuel Cut-Off for Rollover accident?

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Old Dec 9, 2010 | 06:55 PM
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Default Fuel Cut-Off for Rollover accident?

Just picked up a couple trucks. One of them was in a roll over and I'm not getting any fuel to the rail. Is there a stock Fuel Cut-off on an 02 Silverado z71? The fuel pump doesn't seem to be kicking on.
Looks like it also has an aftermarket alarm but not sure so I may need to just run a power to the pump. Anyone know which wire on the pump is hot?

Thanks
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Old Dec 9, 2010 | 10:58 PM
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Check to see if the alarm is interrupting an ignition circuit or wired into the fuel pump
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Old Dec 9, 2010 | 11:03 PM
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If you flip over the cover on the under hood fuse box look for the word prime beside the ecm B fuse It will be a single terminal push a stripped wire into the terminal and hook it up to battery power the pump should then run
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Old Dec 10, 2010 | 11:10 AM
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Well Dirt track Racer was jumping fuses in the box but I don't know if there was once called Prime. Thanks for the suggestion. I'll try it out today. Would make parking the thing SO much easier since it's sandy out here. Pushing it will cause a lot of holes.
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Old Dec 10, 2010 | 11:11 AM
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btw. IF that don't work do yo know which wire on the pump is hot? If the pump went bad that'd be a sure fire way to tell.
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