does that year have carb or tb?
Check your starter, and all power connections.
Dead starter?
probably the blower motor resistor
I had my 200 blazer scanned an was told it was a bad fuel tank cap. I replaced it and the light is still on.
try a blower motor resistor
no 2004 colorado
dis connect battery for 2 min. then reconnect and try to start does it even try to start
Research the passlock anti-theft system (it disables the fuel injection system). It is common for this to malfunction. All GM products are equiped with the system.
was fuel filter replaced
Was that the only code that caused you to replace it? Do you have it close enough to sense again.
i have no electric to pump
Possible bad crank sensor on the distributor, possible bad oil pressure swith.