What causes electric fuel pump to run all the time?

1987 Corvette Fuel Pump Wiring Diagram

Corvette pump fuel 1987 chevy runs disconnect electric time '85 fuel pump runs without key

Fuel pump 85 corvette relay fuse key grumpysperformance power forum runs garage without What causes electric fuel pump to run all the time?

What causes electric fuel pump to run all the time?

What causes electric fuel pump to run all the time?
What causes electric fuel pump to run all the time?

'85 Fuel Pump runs without key - Corvette Forum : DigitalCorvettes.com
'85 Fuel Pump runs without key - Corvette Forum : DigitalCorvettes.com