fuel pump issue
 

hi trying to find out whats going on here.

i have a 88 gmc k2500 4x4 3/4 ton v8 350 3 speed and at 1st truck ran good but then sometimes would not start again. took it to a shop it sat 3-4 days started up again. they changed thed fuel filter ran good 4 3 more days on xmas tried to start her no go. she fires but no fuel from pump.


so day after xmas i dropped tank replaced fuel pump then i had no power to my 3 plug 4 pump. then i changed the key cyl lock and the ign switch. now i have power out of the 1 of 3 wires on my pump plug. but again no power to my fuse on firewall.

no power to fuse link at all now but does turn over just no start. what could i be haveing here.


thanks

dennis