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

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

by in Sebastopol, CA on September 06, 2010
1 answer
ANSWER by on September 06, 2010
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