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1999 Chevrolet Astro Question: intermittently the fuel pump turns on or not when key is turned on.

 

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wood butcher, 4.3L V6, Sebastopol, CA, September 06, 2010, 14:26
 Rookie

intermittently the fuel pump turns on or not when key is turned on. Removed pump and jumped it, works... pluged into the harness, works.... put back together, turn key, not working.... pull engine cover, looking for ignition module, remove and replace rotor and cap, pump works, engine starts.
weshould be not laboring on Labor Day..
Thanks

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  • Answer #1

    September 06, 2010, 15:01
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     Master

    unfortunately, you running the pump outside the tank dry may have destroyed the pump. it cannot run with out fuel. it is the lube like oil is to an engine. i would start with replacing the pump with a new one

    Roy

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